-
An extremely rare condition in which a female has two extra X chromosomes.
-
An enlarged area in the lower part of the aorta, the body's main artery.
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Bloating and swelling in the belly area.
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Excess weight that develops over time around the center of the body. Abdominal fat also is called visceral fat.
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Pain from inside the belly or from the belly's outer muscle wall, ranging from mild and temporary to severe and needing emergency care.
-
An abrasion is an injury that happens when something rubs or scrapes the skin or the soft layers under the skin.
-
A pocket of pus that collects under the skin or in deeper spaces inside the body.
-
A skin condition that causes dark, velvety patches in body folds and creases.
-
A rare condition making it difficult for food and liquid to pass into the stomach.
-
An injury of the Achilles tendon, which joins the calf muscles to the heel bone.
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A partial or complete tear of the tendon just above the heel. The injury makes it hard to raise the foot or walk properly.
-
The most common type of short-limbed dwarfism.
-
A buildup of acid in the body.
-
A skin condition that occurs when hair follicles plug with oil and dead skin cells.
-
A rare condition in adults that causes some bones, organs and other tissue to grow bigger.
-
A rough, scaly patch on the skin caused by years of sun exposure.
-
Any condition related to sudden, reduced blood flow to the heart.
-
A type of cancer of the blood and bone marrow that affects white blood cells.
-
A type of cancer of the blood and bone marrow that affects mature blood cell growth.
-
Sudden inflammation in the pancreas.
-
A condition in which the kidneys suddenly lose their ability to filter waste products from blood.
-
Acute respiratory disease syndrome
Condition in which fluid collects in the lungs' air sacs, depriving organs of oxygen.
-
A rare condition that happens when the body doesn't make enough of certain hormones.
-
Swelling of an infection-fighting node, called a lymph node.
-
A form of cancer that starts in the cells that line certain organs, called glandular cells.
-
A noncancerous tumor that grows in glandular tissue.
-
A condition in which the tissue that lines the uterus grows into the muscular wall of the uterus.
-
Adhesive capsulitis of shoulder
A condition involving stiffness and pain in the shoulder joint. Also known as frozen shoulder.
-
A type of stress-related mental condition brought on by a life change.
-
A term for a broad group of symptoms such as body aches and tiredness.
-
A condition where the adrenal glands don't make enough of certain hormones.
-
A genetic condition that damages the membrane surrounding the brain nerve cells.
-
Adult attention-deficit/hyperactivity disorder
A mental health condition exhibited by difficulty maintaining attention.
-
A disease caused by infection with a parasite spread through a tsetse fly bite.
-
A type of behavior intending to cause physical or mental harm.
-
Loss of the ability to identify objects or people.
-
Fear of places and situations that might cause panic, helplessness, or embarrassment.
-
A feeling of muscle quivering, restlessness, and inability to sit still, sometimes a side effect of antipsychotic or antidepressant medication.
-
A group of inherited disorders characterized by little or no melanin production.
-
A pattern of drinking that interferes with day-to-day activities.
-
A disturbance in behavior or mental acuity during or after alcohol consumption.
-
Symptoms that occur after stopping heavy drinking of alcohol.
-
A chronic disease including uncontrolled drinking and preoccupation with alcohol.
-
An allergic response causing itchy, watery eyes, sneezing and other coldlike symptoms.
-
Swelling and irritation of the spaces inside the nose and head, also known as sinuses, due to allergies.
-
Hair loss from the scalp or body that can occur in people of any age and gender.
-
Sudden hair loss that starts with 1 or more round bald patches that may overlap.
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Feeling sick from lower oxygen levels after arriving at a high altitude.
-
A painful dental condition occurring after an adult tooth is removed.
-
A progressive disease that destroys memory and other important mental functions.
-
A parasitic infection of the colon with the amoeba Entamoeba histolytica.
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Not having monthly menstrual periods.
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Inability to remember events for a period of time, often due to brain injury, illness, or the effects of drugs or alcohol.
-
The buildup of amyloid proteins in the heart, kidneys, liver or other organs.
-
A nervous system disease that weakens muscles and impacts physical function.
-
A type of cancer that occurs in the anal canal, a short tube at the end of the rectum.
-
A small tear in the lining of the anus.
-
An infection between the skin and the anus.
-
A severe, possibly life-threatening allergic reaction.
-
General swelling throughout the body.
-
Hair loss from the scalp, causing baldness.
-
Hormone changes in men that are related to aging.
-
A condition in which the blood doesn't have enough healthy red blood cells and hemoglobin.
-
Low red blood cells caused by certain chronic diseases.
-
An underdeveloped brain and an incomplete skull.
-
One or more missing or extra chromosomes.
-
A weak area in a blood vessel wall that bulges and may burst.
-
A genetic disorder causing developmental disabilities and nerve-related symptoms.
-
An intense negative emotion ranging from mild irritation to rage.
-
A type of chest pain caused by reduced blood flow to the heart.
-
Painless swelling under the skin, triggered by an allergy to animal dander, pollen, drugs, venom, food, or medicine.
-
Inflammation and small tears in one or both corners of the mouth.
-
An inability to experience pleasure.
-
Physical discomfort in the ankle area, often including the joint or the tendon that connects the lower leg to the heel, known as the Achilles tendon.
-
A condition that restricts the tongue's range of motion.
-
An inflammatory disease that fuses bones of the spine together.
-
An eating disorder causing people to obsess about weight and what they eat.
-
Anterior cruciate ligament injury
A torn anterior cruciate ligament in the knee.
-
A rare but serious illness that spreads through sick animals or tainted animal products.
-
A condition in which the immune system mistakenly creates antibodies that attack tissues in the body.
-
A dysfunction of a person's ways of thinking, perceiving situations, and relating to others.
-
Antisocial personality disorder
A chronic mental condition that affects thinking, perceiving, and relating to others.
-
Intense, excessive, and persistent worry and fear about everyday situations. Fast heart rate, rapid breathing, sweating, and feeling tired may occur.
-
A mental condition in which excessive, ongoing worry interferes with regular activities.
-
A tear in the inner layer of the body's main artery, called the aorta.
-
Narrowing of the valve between the lower left heart chamber and the body's main artery.
-
Feeling indifferent or lacking emotion, often a sign of depression or misuse of alcohol or drugs.
-
A language disorder that affects a person's ability to communicate.
-
A rare and serious condition in which the body stops making enough new blood cells.
-
A condition in which the appendix becomes inflamed and filled with pus, causing pain.
-
Cancer of the finger-shaped pouch attached to the colon, called the appendix.
-
Not feeling hungry nor wanting to eat.
-
Inability to perform a movement or task when asked despite having the desire and physical capability to carry it out.
-
Difficulty with skilled movements even when a person has the ability and desire to do them.
-
Physical discomfort in any part of the arm.
-
A condition in which brain tissue extends into the spinal canal, present at birth.
-
An abnormal connection between arteries and veins, usually in the brain or spine.
-
Swelling and tenderness in one or more joints, causing joint pain or stiffness that often gets worse with age.
-
Any disease of the joints.
-
Swelling of the belly caused by buildup of fluid. Ascites is most often related to liver disease but also can be caused by heart disease or kidney disease.
-
Lack of oxygen to the brain.
-
A lung infection caused by unintentional inhalation of food, drink, vomit, or saliva.
-
Eyestrain, or eye fatigue.
-
A condition in which a person's airways narrow, swell and produce extra mucus.
-
An imperfection in the eye's curvature.
-
Showing no symptoms of a medical condition.
-
Impaired balance or coordination, can be due to damage to brain, nerves, or muscles.
-
Complete or partial collapse of a lung or a section (lobe) of a lung.
-
A buildup of fats, cholesterol and other substances in an artery and on the artery walls. Also called plaque.
-
The buildup of fats, cholesterol and other substances in and on the artery walls.
-
A condition that causes dry, itchy, and inflamed skin. It's also called eczema.
-
An irregular and often very fast heart rhythm. Also called AFib.
-
A heart rhythm disorder in which the heart's upper chambers beat too quickly. Also called an arrhythmia.
-
A hole in the wall between the heart's upper chambers that's present at birth.
-
Wasting or decrease in size of cells, tissues or organs, caused by a number of conditions.
-
Attention deficit/hyperactivity disorder
A condition marked by hyperactivity, impulsiveness, and trouble keeping attention.
-
Attention-deficit hyperactivity disorder
A chronic condition including attention difficulty, hyperactivity, and impulsiveness.
-
A lung infection (pneumonia) with atypical symptoms.
-
A condition that makes it hard to understand speech.
-
Symptoms or sensations, such as flashing lights or zigzag lines, which typically precede migraine headache, seizure, or other neurological events.
-
A serious developmental disorder that impairs the ability to communicate and interact.
-
A disorder that happens when the immune system attacks the thyroid gland.
-
The death of bone tissue due to a lack of blood supply. Avascular necrosis also is known as osteonecrosis.
-
A lack of the recommended blood levels of one or more essential vitamins.
-
A disorder characterized by social discomfort and avoidance of interpersonal contact.
-
An injury in which body tissue is ripped or torn away.
-
A condition in which the body doesn't make sperm.
-
Elevated levels of certain waste products in the blood.
-
Small bumps that appear on a baby's cheeks, nose, and forehead.
-
When a well-fed, healthy baby cries long, hard and loud for no known reason at the same time every day.
-
Physical discomfort occurring anywhere on the spine or back, ranging from mild to disabling.
-
A painful infection in a joint caused by bacteria.
-
A condition caused by too much of certain bacteria in the vagina.
-
A fluid-filled cyst behind the knee.
-
Inflammation of the foreskin and head of the penis.
-
Damage to the lower part of the tube that connects the mouth and stomach, called the esophagus.
-
A small fluid-filled sac near the opening of the vagina.
-
A type of skin cancer that begins in the basal cells.
-
Bedbug infestation definition
-
An injury caused by a bee's venom.
-
A rare condition causing swelling, also called inflammation, in blood vessels.
-
Sudden weakness in the muscles on 1 side of the face.
-
Benign paroxysmal positional vertigo
A common reason for a sudden feeling of spinning or moving.
-
Linked to aging, this condition causes the prostate gland to get bigger and cause trouble with urinating.
-
A condition in which the body doesn't have enough vitamin B-1, also called thiamin.
-
A type of blood condition passed through families.
-
The valve between the lower left heart chamber and the body's main artery has two flaps instead of three.
-
Pain that happens when a gallstone is being passed and is blocking a bile duct. It typically comes and goes in a regular pattern.
-
Frequently consuming unusually large amounts of food in one sitting and feeling that eating behavior is out of control.
-
A mental health condition that causes mood swings, including emotional highs called hypomania and lows called depression.
-
A mental health condition that causes extreme mood swings, including emotional highs (mania or hypomania) and lows (depression).
-
A condition in children marked by intense mood swings.
-
An infection of the nose, throat and lungs caused by a virus. Bird flu also is called avian flu or avian influenza.
-
An area of skin that differs from the surrounding skin. It's sometimes present when a baby is born or develops soon after.
-
A condition caused by bleeding under the skin around the eye, which often happens after an injury.
-
A temporary condition in which the tongue appears dark and furry.
-
An open pore clogged with oil, which has turned dark when exposed to the air.
-
Temporary loss of vision and consciousness.
-
Cancer that begins in the bladder.
-
The release of blood from a broken blood vessel, either inside or outside the body.
-
Inflamed, irritated gums that bleed easily.
-
Swelling and irritation of the eyelid that affects the eyelashes or tear production.
-
Occurs when a gestational sac develops without an embryo.
-
Complete or partial loss of vision.
-
An area of skin covered by a raised, fluid-filled bubble.
-
A buildup of gas in the stomach and intestines.
-
A bump on the skin that's filled with blood.
-
Blood can appear with bowel movements because of hard stools, constipation, hemorrhoids, digestive conditions or colon cancer.
-
Any disease that spreads through contact with human blood.
-
Blue-red marks on a baby's skin that can be caused by blood disorders, a tumor or an infection that spreads to the baby before birth.
-
Decreased clarity or sharpness in vision.
-
A mental illness involving obsessive focus on a perceived flaw in appearance.
-
Tiny insects that live in clothes and bedding and travel to the skin to feed on blood.
-
Odor caused by the mix of sweat and bacteria on the skin.
-
Any condition or disease that affects the bones.
-
A complete or partial break in a bone.
-
When the body doesn't replace bone as fast as it breaks bone down.
-
A condition that occurs when cancer cells spread from their original site to a bone.
-
A bony growth that forms on the edge of a bone.
-
A growth of cells that starts in a bone. Bone tumors may be cancer or not cancer.
-
Borderline personality disorder
A mental disorder marked by emotional instability and severely distorted self-image.
-
The state of feeling disinterested in one's surroundings, having nothing to do, or feeling that life is dull.
-
A rare condition in which a toxin from Clostridium botulinum bacteria attacks the nerves.
-
Bovine spongiform encephalopathy
A brain disorder in adult cattle that may be spread to humans through diseased meat.
-
A slowed heartbeat. The heart beats less than 60 times a minute.
-
The destruction or deterioration of brain cells.
-
A condition in which there's no measurable activity in the brain and brainstem.
-
An emergency condition in which a ruptured blood vessel causes bleeding in the brain.
-
A cancerous or noncancerous growth of cells in or near the brain.
-
A cancer that forms in the cells of the breasts.
-
A fluid-filled sac in the breast that most often isn't cancer.
-
A growth that forms within the breast tissue.
-
Various types of discomfort in the breast tissue, often due to a condition that is not breast cancer.
-
Broken collarbone (clavicle fracture)
A break in the bone connecting the breastbone and shoulder. This also is known as a clavicle fracture.
-
A broken bone in the nose. This also is called a nasal fracture.
-
A condition in which the lungs' airways become damaged, making it hard to clear mucus.
-
An inflammatory bronchial reaction in young children and infants.
-
Inflammation of the lining of bronchial tubes, which carry air to and from the lungs.
-
An illness caused by infection with bacteria and spread from animals to people, mostly through raw dairy products.
-
A potentially life-threatening heart rhythm disorder.
-
Blood or bleeding under the skin due to trauma of any kind; typically black and blue at first, with color changes as healing progresses.
-
Grinding, clenching, or gnashing of the teeth.
-
A rare but serious infection caused by bacteria found in small animals and their fleas.
-
A serious eating disorder marked by binging, followed by methods to avoid weight gain.
-
A rare skin condition causing large, fluid-filled blisters.
-
A bony bump that forms on the joint at the base of the big toe.
-
A fast-growing cancer of the body's germ- and disease-fighting system, also called the lymphatic system.
-
Damage to the skin or deeper tissues caused by sun, fire, electricity, or chemicals.
-
The sensation of painful, burning feet.
-
Ongoing or recurrent burning in the mouth with no obvious cause.
-
Painful swelling of the fluid-filled pads, called bursae, that act as cushions at the joints.
-
A bacterial infection of the skin and soft tissue.
-
A general state of ill health involving great weight loss and muscle loss.
-
Thickened layers of skin, often on the hands or feet.
-
A fungal infection typically on the skin or mucous membranes caused by candida.
-
A small, shallow sore inside the mouth or at the base of the gums.
-
An illness caused by breathing in too much of this deadly gas.
-
A group of pus-filled bumps forming a connected area of infection under the skin.
-
A slow-growing cancer that can start in different places in the body.
-
A slow-growing cancer that can start in different places in the body.
-
A cancer developing from cells that line the skin or inner organs, called epithelial cells.
-
Improper beating of the heart, whether too fast, too slow or erratic.
-
Pressure on the heart caused by fluid collecting in the sac that surrounds the heart.
-
A life-threatening condition in which the heart suddenly can't pump enough blood.
-
An enlarged heart, which is a symptom of another condition, not a disease.
-
A disease of the heart muscle that makes it harder for the heart to pump blood to the rest of the body.
-
A numbness and tingling in the hand and arm caused by a pinched nerve in the wrist.
-
An illness also called cat scratch disease that is caused by germs that spread through an infected cat's bites or licks.
-
Clouding of the lens of the eye.
-
A buildup of mucus in the nose, head and throat.
-
A group of movement abnormalities associated with mental illness.
-
A serious condition in which the nerves at the end of the spinal cord are compressed.
-
A deformity of the outer ear that may occur after injury to the ear.
-
An immune reaction to eating gluten, a protein found in wheat, barley and rye.
-
Lumpy, dimpled flesh on thighs, hips, buttocks, and belly.
-
A common and sometimes serious bacterial skin infection.
-
Swelling of the brain.
-
A disorder of movement, muscle tone, or posture.
-
Cancer of the cervix, the lower part of the uterus connected to the vagina.
-
Cervical intraepithelial neoplasia
The growth of cells in the cervix that look different from typical cells.
-
Swelling of the cervix, the lower end of the womb that opens into the vagina.
-
An illness caused by infection with a parasite spread by the triatomine bug.
-
A slow-growing, inflammatory lump in the tear gland of the eyelid.
-
A group of hereditary disorders that damage the nerves in the arms and legs.
-
A sudden, unexpected tightening of one or more muscles, often in the legs. A charley horse is another name for a muscle cramp.
-
Dry, cracked lips.
-
Damage to the skin and deeper tissues caused by chemical contact.
-
A common, noncancerous skin growth.
-
An infection of the lungs or the airways that connect the windpipe to the lungs.
-
Pain in the chest that can have various causes. Chest pain should be checked by a healthcare professional right away.
-
A childhood infection causing an itchy, blister-like rash that can be prevented by a vaccine.
-
A viral infection from a mosquito bite.
-
Skin sores or bumps that happen after exposure to very cold temperatures.
-
A serious health condition that involves having excess body fat early in life.
-
The feeling of being cold, even when not in a cold environment, often with shivering.
-
An illness caused by infection with bacteria and spread mainly by contact with genitals or body fluids.
-
When a person can't breathe due to a blocked airway.
-
A cancer in the slender tubes that carry the digestive fluid bile through the liver.
-
A disease of the common bile duct.
-
Inflammation of the gallbladder — a small, digestive organ beneath the liver.
-
An illness caused by infection with bacteria and often spread through contaminated water.
-
Any condition in which the flow of bile from the liver stops or slows.
-
A cyst in the middle ear.
-
Damage to the cartilage under the kneecap.
-
A type of cancer of the uterus that spreads rapidly.
-
Chronic inflammatory demyelinating polyneuropathy
A condition that causes increasing weakness in the legs and arms.
-
The gradual loss of the kidneys' ability to work.
-
A type of cancer of the blood and bone marrow.
-
A slow-growing, rare type of blood cell cancer that begins in bone marrow.
-
Chronic obstructive pulmonary disease
A group of lung diseases that block airflow and make it difficult to breathe.
-
Persistent pain that lasts weeks to years.
-
Long-term inflammation of the pancreas.
-
A long-term condition in which leg veins have trouble returning blood to the heart.
-
Scarring of the liver caused by a liver disease or condition.
-
Leg or arm pain from a lack of blood flow to the muscles. Usually starts during exercise and ends with rest. Often due to peripheral artery disease.
-
Openings or splits in the roof of the mouth.
-
Clostridioides difficile colitis
Inflammation of the colon caused by the bacteria Clostridioides difficile.
-
A common birth defect in which the foot is twisted out of shape or position.
-
A rare condition in which headaches occur in patterns or clusters.
-
A condition in which the blood doesn't clot as it should.
-
A narrowing of the body's main artery that's often present at birth.
-
An infection, also called valley fever, caused by coccidioides fungi.
-
Pain in or around the bony structure at the bottom of the spine, called the tailbone or coccyx.
-
Inflammation of the large intestine.
-
A common break of the wrist.
-
A reduced ability to tell the difference between certain colors.
-
A cancer of the colon or rectum, which may begin as noncancerous polyps.
-
A period of prolonged unconsciousness brought on by illness or injury.
-
A skin pore clogged with oil, dead skin cells and bacteria, usually on the face, neck, chest, back or shoulders.
-
An infection of the nose and throat caused by a virus.
-
A common type of pneumonia that occurs outside of health care facilities.
-
A condition caused by too much pressure in the tissue compartments that separate muscle groups.
-
Complex regional pain syndrome
Chronic arm or leg pain developing after injury, surgery, stroke, or heart attack.
-
Thoughts, urges, or behaviors that persist despite negatively affecting health, job, or relationships.
-
A persistent difficulty discarding or parting with possessions because of a perceived need to save them.
-
Brain injury caused by a blow to the head or a violent shaking of the head and body.
-
A group of emotional and behavioral conditions in children and teens.
-
Trouble hearing that happens when sound can't fully reach the inner ear.
-
Congenital adrenal hyperplasia
A group of conditions passed from parent to child that limits the making of hormones in the adrenal glands.
-
Congenital heart defects in children
One or more changes with the structure of the heart that a child is born with.
-
A condition that occurs in a baby whose mother is infected with the rubella virus.
-
Two babies born physically connected to each other.
-
Inflammation or infection of the inner eyelid and the white part of the eye.
-
A group of conditions involving the connective tissue.
-
Infrequent bowel movements, and small, hard-to-pass, stool.
-
A skin rash caused by contact with a substance.
-
Tightening of uterine muscles during pregnancy, often referring to contractions during childbirth.
-
A condition in which emotional stress is converted to physical symptoms.
-
A loss of consciousness accompanied by violent muscle contractions.
-
Corns are thick, hardened layers of skin caused by friction and pressure.
-
A scratch or cut on the clear protective covering at the front of the eye, called the cornea.
-
A type of heart disease that affects the main heart arteries. It causes reduced blood flow to the heart muscle.
-
Coronavirus disease 2019 (COVID-19)
A coronavirus that spreads from person to person and causes illness.
-
Corticobasal degeneration (corticobasal syndrome)
A rare disease in which protein builds up in the brain causing nerve cell death. Often presents through symptoms called corticobasal syndrome.
-
An inflammation of the cartilage that connects a rib to the breastbone.
-
A sudden, forceful hacking sound to release air and clear an irritation in the throat or airway.
-
Crusting and white or yellow scales on a baby's scalp.
-
A painful, involuntary contraction of a muscle.
-
A birth condition in which 1 or more joints in a baby's skull close too soon.
-
Crackling or grating sound caused by joint surfaces rubbing against each other.
-
A degenerative brain disorder that leads to dementia and death.
-
A type of inflammatory bowel disease that affects the lining of the digestive tract.
-
An upper airway infection that blocks breathing and has a distinctive barking cough.
-
Shedding tears in response to certain emotions or pain.
-
A testicle that hasn't moved into the bag of skin below the penis before birth.
-
Cushing syndrome happens when, over time, the body has too much of the hormone cortisol.
-
A skin disease caused by infection with a parasite that is spread through the bite of infected sand flies.
-
Blue or gray color of the skin, nails, lips, tongue or gums
-
A mood disorder that causes emotional highs and lows.
-
A usually noncancerous growth filled with liquid or a semisolid substance, sometimes causing pain.
-
An inherited life-threatening disorder that damages the lungs and digestive system.
-
A tapeworm infection that forms cysts in the brain, muscle and other tissues.
-
A condition in which the bladder drops from its usual position in the pelvis and pushes on the front wall of the vagina.
-
An irregular immune system response to milk and milk products.
-
A congenital brain condition affecting the part of the brain controlling movement.
-
A painful condition affecting the tendons on the thumb side of the wrist.
-
Complete or almost-complete loss of hearing.
-
A blood clot in a deep vein, usually in the legs.
-
Distortion or disfigurement of any part of the body.
-
Degenerative changes in the spine: Is this arthritis?
Osteoarthritis of the spine, usually in the neck or lower back.
-
A significant loss of body fluid that impairs normal body functions.
-
Serious disturbance in mental abilities that results in confused thinking and reduced awareness of surroundings.
-
Severe alcohol withdrawal symptoms such as shaking, confusion, and hallucinations.
-
A belief or altered reality that is persistently held despite evidence or agreement to the contrary, generally in reference to a mental disorder.
-
An unexplained skin disorder that produces crawling sensations and skin sores.
-
A group of thinking and social symptoms that interferes with daily functioning.
-
Any condition that damages the sheath that protects the brain and spinal nerves.
-
A condition spread by infected mosquitoes in tropical and subtropical parts of the world.
-
A pocket of pus in a tooth caused by an infection.
-
Permanently damaged areas in teeth that develop into tiny holes (cavities).
-
A sticky film that coats teeth and contains bacteria.
-
The persistent feeling of observing oneself from outside one’s body or having a sense that one’s surroundings aren't real.
-
A persistent feeling of sadness and loss of interest.
-
Inflammation of the skin with many causes and forms, often causing itching and a rash.
-
A very itchy skin rash made up of bumps and blisters.
-
A condition where lightly scratching the skin causes raised lines that look like hives.
-
An inflammatory disease marked by muscle weakness and skin rash.
-
A small, noncancerous lump in the skin, often near the eye, present at birth. This type of lump is also called a cyst.
-
Developmental coordination disorder
A childhood developmental disorder marked by clumsiness in otherwise healthy kids.
-
A disorder caused by a defect in chromosome 22.
-
A condition that causes the body to make large amounts of urine and can lead to great thirst.
-
A group of diseases that can cause high blood sugar.
-
A diabetic foot ulcer is an open sore or wound on the foot in people who have diabetes.
-
A serious diabetes complication in which the body makes too much of the blood acids called ketones.
-
A type of nerve damage that can happen with diabetes.
-
A complication of diabetes that affects the eyes.
-
Passing of loose, watery stool that may happen often and with a sense of urgency.
-
The passing of loose, watery stool that may happen often and with a sense of urgency.
-
A condition in which the two large muscles in the abdomen pull apart, often during pregnancy.
-
A type of left-sided heart failure; also called heart failure with preserved ejection fraction.
-
Choosing types and amounts of food and drink to lose or gain weight or to keep weight steady.
-
A fast-growing, common cancer of the body's germ- and disease-fighting system, called the lymphatic system.
-
A type of heart muscle disease that causes the heart chambers to thin and stretch, growing larger.
-
An illness caused by bacteria infecting the nose and throat or the skin that can most often be prevented with a vaccine.
-
Seeing two images of an object, also known as double vision.
-
An injury in which the upper arm bone comes out of the shoulder blade socket.
-
An injury in which the hip joint is moved out of place.
-
Disseminated intravascular coagulation
Condition that causes blood to clot throughout the body's blood vessels.
-
Disconnection and lack of continuity between thoughts, memories, surroundings, actions, and identity.
-
Dissociative identity disorder
A disorder characterized by the presence of 2 or more distinct personality states.
-
A common condition in which one of the long bones near the wrist breaks.
-
A painful swelling or infection in one or more small pouches in the digestive tract.
-
A condition in which small, bulging pouches develop in the digestive tract.
-
A sac that develops in the lining of the bowel or bladder.
-
A range of sensations that can include feeling faint, woozy, weak, unsteady or a sense of spinning.
-
Bites from a pet or wild dog.
-
A genetic chromosome 21 disorder causing developmental and intellectual delays.
-
An infection from a parasite that happens in parts of Africa that don't have safe water.
-
The flow of saliva outside the mouth.
-
Death caused by suffocation when water or other liquid fills the lungs.
-
Physical and mental symptoms that occur after stopping or reducing intake of a drug.
-
Decreased moisture in the body.
-
The most common type of muscular dystrophy, which is a genetic condition that becomes worse over time.
-
A type of breast cancer that starts in a milk duct of the breast.
-
A gradual thickening and tightening of tissue under the skin in the hand.
-
Short height that results from a genetic or medical condition.
-
Weakness in the muscles used for speech, which often causes slowed or slurred speech.
-
A dysfunction of the nerves that regulate nonvoluntary body functions, such as heart rate, blood pressure, and sweating.
-
An infection of the intestines that causes bloody diarrhea.
-
An altered or impaired sense of taste.
-
A condition in which tiny, fluid-filled blisters appear on the palms and fingers.
-
A condition in which tiny, fluid-filled blisters appear on the palms and fingers.
-
Uncontrolled, involuntary muscle movement.
-
A learning disorder characterized by difficulty reading.
-
An imbalance of lipids and lipoproteins in the blood.
-
The medical name for menstrual cramps, which are throbbing or cramping pains in the lower stomach area.
-
Genital pain that happens just before, during or after sex.
-
Trouble swallowing food or liquid that is caused by changes in the throat or esophagus and ranges from mild difficulty to complete, painful blockage.
-
Difficulty speaking or using words properly.
-
This change in how the voice sounds affects the ability to speak or sing.
-
A state of feeling uneasy, unhappy, or unwell.
-
Shortness of breath.
-
A mild but long-term form of depression.
-
Involuntary muscle contractions that cause repetitive or twisting movements.
-
The medical term for pain while passing urine, which can have many treatable causes.
-
Pain in the inner or outer ear that might decrease hearing, often caused by fluid buildup and infection.
-
An infection caused by Ebola virus strains.
-
A large, blue or purple bruise under the skin that changes color over time before fading.
-
Seizures and coma that happen during pregnancy or soon after childbirth.
-
A pregnancy in which the fertilized egg implants outside the uterus.
-
Extra fluid trapped in soft tissue, often in the legs and feet.
-
A condition that causes severe developmental delays due to an extra chromosome 18.
-
A common allergy in which the body reacts to the eating of eggs.
-
A group of illnesses passed from parent to child that mostly affect the skin, joints and blood vessels.
-
Physical discomfort in the elbow joint, or in the muscles, tendons and ligaments supporting it.
-
Injury to the body from direct contact with a high-voltage source.
-
Hardening and thickening of the skin caused by a disease that is spread through the bites of infected mosquitoes.
-
The state of being excessively thin and wasting of the body.
-
A blockage of blood supply to part of the brain caused by a clot or debris (embolus).
-
A sudden blockage of an artery by a blood clot or other mass.
-
Inflammation of the brain, often due to infection.
-
A broad term for any brain disease that alters brain function or structure.
-
A condition in which a child avoids passing stool, causing stool to collect in the colon and rectum and leading to leakage.
-
Irritation and swelling of the inner lining of the heart's chambers and valves. Usually caused by infection.
-
A type of cancer that begins in the lining of the womb. The womb also is called the uterus.
-
A growth on the inner wall of the uterus that's most often not cancer.
-
A disorder in which tissue similar to the tissue that lines the uterus grows outside the uterus in places where it doesn't belong.
-
Loss of bladder control.
-
A higher than usual level of disease-fighting white blood cells called eosinophils.
-
Inflammation of or injury to the tube connecting the mouth to the stomach, called the esophagus.
-
Clusters of pigment cells in the skin, also known as freckles.
-
A small, noncancerous small lump in the skin. This type of lump is also called a cyst.
-
A group of conditions in which injury, heat, or friction makes the skin blister.
-
Swelling of the tube at the back of a testicle that stores and carries sperm.
-
An accumulation of blood between the skull and brain.
-
A dangerous condition that happens when the small flap that covers the windpipe swells and blocks airflow into the lungs.
-
A disorder in which nerve cell activity in the brain is disturbed, causing seizures.
-
Not being able to get or keep an erection firm enough for sexual activity.
-
Excess gas in the stomach or upper intestine released from the mouth, also known as burping or belching.
-
A skin infection that occurs mainly on the face and legs.
-
Inflamed skin, either in a small area or over the whole body.
-
A skin condition mostly due to an infection.
-
A painful disorder characterized by tender bumps (nodules) under the skin.
-
Fear of the color red, often accompanied by fear of blood or blushing.
-
Dead tissue that over time sloughs off healthy skin after an injury.
-
Cancer of the tube that runs from the throat to the stomach, called the esophagus.
-
Irregular veins in the lower part of the tube running from the throat to the stomach, called the esophagus.
-
Inflammation that damages the tube running from the throat to the stomach, called the esophagus.
-
A nervous system disorder that causes rhythmic shaking.
-
An extreme, unrealistic feeling of physical and emotional well-being, feeling "high."
-
A cancer that most often occurs in and around the bones.
-
A widely spread out rash.
-
Bulging of the eyes, which causes one or both eyes to push forward from the eye sockets.
-
Fluid that leaks from wounds as part of the healing process.
-
Physical discomfort in the eye's surface or deep within the eye, ranging from a slight irritation to serious pain.
-
Spasms of the eyelid muscles that are not voluntary.
-
An inherited blood-clotting disorder due to a change in of the blood's factor V protein.
-
A condition in which a woman who isn't pregnant believes that she is.
-
A vision condition in which objects far away are seen more clearly than objects that are close.
-
Involuntary twitching of voluntary muscles.
-
A feeling of extreme tiredness that involves a lack of energy and little ability to do everyday things.
-
An increased buildup of fat in the liver.
-
An unpleasant feeling triggered by the perception of danger, real or imagined.
-
Convulsion in a child that may be caused by a spike in body temperature (fever).
-
Hardened stool that's stuck in the rectum or lower colon due to chronic constipation.
-
Physical and mental damage in a child due to alcohol exposure while in the womb.
-
A short-term rise in body temperature that's often caused by an infection.
-
A fever without a known cause that that lasts a long time.
-
A solid breast lump that isn't cancer that can be found in anyone who has periods.
-
An older term for fibrocystic breasts, which are composed of tissue that feels lumpy or ropelike.
-
A noncancerous tumor made up of fibrous or connective tissue.
-
Widespread pain along with symptoms such as fatigue.
-
A formation of fibrous tissues.
-
The overgrowth of hardened or scarred connective tissue.
-
A rash illness that is caused by a virus.
-
Illness caused by infection with a parasite called a filarial worm.
-
The first three months of pregnancy.
-
A dry, sore, irritated, or cracked nipple.
-
When a connection forms between organs.
-
Loose and floppy limbs.
-
A condition in which the entire sole of the foot touches the floor when standing.
-
Intestinal gas that's passed from the anus.
-
Spots in vision that look like black or gray specks or strings that drift across the eyes.
-
Reddening of the skin.
-
A slow-growing type of non-Hodgkin lymphoma.
-
Infection of 1 or more of the pockets from which hair grows. These pockets are called follicles.
-
An unpleasant or dangerous immune system reaction after a certain food is eaten.
-
An intense desire for certain foods or flavors.
-
Digestive problems that happen after a certain food is eaten.
-
A sickness that people get from something they ate or drank.
-
Parasitic worm infections that cause serious liver and lung disease.
-
A general term for difficulty lifting the front part of the foot, sometimes called drop foot.
-
Physical discomfort in the foot.
-
A genetic condition causing intellectual disability.
-
The need to pass urine many times during the day, the night or both.
-
Sweating and flushing of a patch of skin near one ear caused by eating.
-
Frostbite definition
-
A painful, pus-filled bump under the skin caused by infected, inflamed hair follicles.
-
A condition causing red blood cells to break down during stress or infection.
-
A condition in which the body can't use a simple sugar to produce energy.
-
Conditions affecting the gallbladder, a small organ that helps digestion.
-
A hardened deposit of fluid in the gallbladder, a small organ under the liver.
-
A noncancerous lump, often on the tendons or joints of the wrists and hands.
-
Death of body tissue caused by an infection or lack of blood flow.
-
Symptoms that happen when stomach contents move into the small bowel before being digested.
-
Any of a group of conditions in which the stomach lining is inflamed.
-
An illness of the stomach and the intestines.
-
Gastroesophageal reflux disease
Digestive condition in which stomach acid or bile irritates the lining of the food pipe, called the esophagus.
-
A condition in which a hole forms in a digestive organ or tract.
-
A digestive tract cancer that most often occurs in the stomach or small intestine.
-
A condition that affects the stomach muscles and prevents proper stomach emptying.
-
A condition in which a newborn's intestines stick out of the belly at birth.
-
An inherited condition in which an enzyme that breaks down fatty substances doesn't work properly.
-
Severe, ongoing anxiety that interferes with daily activities.
-
A common sexually transmitted infection that often spreads by skin-to-skin contact during sexual activity.
-
A small bump caused by a virus and spread through contact with genitals or body fluids.
-
A condition in which the knees bow apart even when standing with feet and ankles together, also known as bowlegs.
-
A condition that causes harmless tongue patches resembling smooth, red islands.
-
A condition that causes high blood sugar during pregnancy.
-
An infection of the intestines that is caused by a parasite.
-
A rare condition that causes irregular growth and other symptoms in children.
-
A mild condition in which the liver doesn't properly process bilirubin.
-
A form of gum disease that causes inflamed gums.
-
A group of eye conditions that can cause blindness.
-
A type of cancer that starts in the brain or spine.
-
A growth of cells that starts in the brain or spinal cord.
-
The feeling of having a lump or ball in the throat.
-
Inflammation of the tiny filters in the kidneys that remove waste from blood.
-
A condition in which the tongue swells, changes color, and looks smooth.
-
Ongoing or recurrent burning in the mouth with no obvious cause.
-
Sensitivity to gluten, a protein found in wheat, barley and rye.
-
A goiter is the irregular growth of the thyroid gland.
-
A condition that causes pain on the inner side of the elbow.
-
An illness caused by infection with bacteria and spread mainly by contact with genitals or body fluids.
-
A form of arthritis that causes severe pain, swelling, redness and tenderness in joints.
-
A condition that happens when immune cells from a donor stem cell transplant attack the host.
-
A seizure that involves a loss of consciousness and violent muscle contractions.
-
A small area of inflammation in tissue.
-
Inflamed or skin-colored bumps in a ring pattern. They often arise on the hands and feet.
-
Granulomatosis with polyangiitis
A rare disease that causes swelling, also called inflammation, of small blood vessels.
-
A disorder of the immune system that causes the thyroid gland to make too much thyroid hormone.
-
Group A streptococcal infection
Sickness caused by certain species of streptococci bacteria, also called group A strep.
-
Group B streptococcal infection
A term used for sickness caused by certain species of streptococci bacteria, also called group B strep.
-
Soreness in a child's legs that often occurs at night.
-
A condition in which the immune system attacks the nerves.
-
Feeling responsible or regretful for a perceived offense, real or imaginary.
-
A skin condition of tiny, drop-shaped sores on trunk, arms, or legs.
-
A larger amount of breast gland tissue than usual in men.
-
A serious complication of high blood pressure during pregnancy.
-
HIV infection is a long-term condition caused by a virus that also can cause a life-threatening disease called AIDS.
-
Progressive loss of hair from the scalp beyond usual hair loss of less than 100 hair strands a day.
-
A persistent, unpleasant odor in exhaled breath, usually not serious, commonly called bad breath.
-
A perception of having seen, heard, touched, tasted, or smelled something that wasn't actually there.
-
A noncancerous tumorlike growth.
-
A foot condition in which the toe has a bend that is not usual in the middle joint.
-
A common children's virus that causes sores in the mouth and a rash on the hands and feet.
-
Unpleasant symptoms that occur after excessive alcohol intake.
-
A group of virus strains spread through contact with rodents that causes serious bleeding or breathing issues.
-
A condition in which a newborn has hard, thick skin in diamond patterns.
-
A disorder that happens when the immune system attacks the thyroid gland.
-
A group of cancers of the mouth, sinuses, nose, or throat.
-
The presence of lice in the hair on the head.
-
A painful sensation in any part of the head, ranging from sharp to dull, that may occur with other symptoms.
-
Trouble hearing in one or both ears that can get worse over time.
-
A long-term condition in which the heart doesn't pump blood as well as it should.
-
Sounds such as whooshing made by fast, choppy blood flow through the heart. Some murmurs are harmless. Others are a sign of a serious heart condition.
-
A condition in which one or more heart valves do not work properly.
-
Burning pain or discomfort in the upper chest and midchest, possibly involving the neck and throat, that may get worse when lying down.
-
Soreness on the back or underside of the heel that may make walking uncomfortable or very hard.
-
A bony growth that forms around the heel bone, rarely causing pain.
-
A birthmark often appearing as a rubbery, bright red nodule of extra blood vessels.
-
Vomiting blood.
-
Bright red blood in the stool or with bowel movements.
-
A pool of blood outside the blood vessels.
-
Blood in semen.
-
Blood in the urine can be harmless. Or it can be a symptom of a serious illness.
-
Muscle weakness or partial paralysis on one side of the body that can affect the arms, legs, and facial muscles.
-
The breakdown of red blood cells sooner than is typical.
-
A condition in which red blood cells are destroyed faster than the body makes them.
-
Hemolytic disease of the newborn
A condition in which a newborn's blood is damaged by antibodies from the mother.
-
Hemophagocytic lymphohistiocytosis
A condition in which a buildup of white blood cells harms the liver and spleen.
-
A condition in which blood doesn't clot in the typical way.
-
Coughing up blood, in small amounts mixed with sputum brought up by a forceful cough or large amounts of bright red blood, which is more serious.
-
Internal or external bleeding that may occur anywhere, and depending on the location, may range from a bruise to a life-threatening brain bleed.
-
Any of a group of infectious diseases that affect many of the body's organs and may lower the blood's ability to clot.
-
Swollen and inflamed veins in the rectum and anus that cause discomfort and bleeding.
-
A disorder causing inflammation and bleeding in the small blood vessels.
-
The loss of brain functions when a damaged liver doesn't remove toxins from the blood.
-
An inflammation of the liver.
-
A highly contagious liver infection caused by the hepatitis A virus.
-
A serious liver infection caused by the hepatitis B virus.
-
An infection caused by a virus that attacks the liver and leads to inflammation.
-
The most common form of liver cancer.
-
An enlarged liver.
-
The bulging of an organ or tissue through an irregular opening, typically in the belly.
-
A common childhood illness that causes painful sores in the mouth and throat.
-
Infection with the herpes simplex virus around the border of the lips.
-
A virus that spreads from person to person, most often causing sores around the mouth or genitals.
-
A viral infection that causes a painful rash, also called shingles.
-
A condition in which the colored part of the eye, called the iris, is multicolored or a different color between the two eyes.
-
A condition in which part of the stomach pushes up through the large muscle that separates the abdomen and the chest, called the diaphragm.
-
Involuntary spasms of the diaphragm, usually short-lived and not a sign of something serious.
-
A chronic skin condition featuring lumps in places such as the armpits or groin.
-
An injury that causes the hipbone to move out of place.
-
A break in the upper quarter of the thighbone, near the hip joint.
-
Pain on the inside or outside the hip, which can be caused by arthritis, injuries or other health problems.
-
Swelling of the tissues, called tendons, that connect muscle to the bone in the hip joint.
-
A condition that affects part of the large intestine called the colon and causes difficulty passing stool.
-
Unwanted male-pattern hair growth on a woman's face, chest, and back.
-
Histrionic personality disorder
A chronic mental condition that affects thinking, perceiving, and relating to others.
-
Welts on the skin triggered by a response to food, medicine, or other irritants.
-
A cancer that affects the body's germ- and disease-fighting system, also called the lymphatic system.
-
Symptoms of a disrupted nerve pathway from the brain to the face and eye on one side.
-
Feelings of opposition, unkindness, or unfriendliness toward something or someone.
-
Sudden feeling of heat, mostly over the face, neck and chest, as well as heavy sweating, most often due to stopping periods
-
Human papillomavirus infection
An infection caused by a virus that leads to the growth of warts and also may lead to cancer, depending on the strain.
-
A break in the upper arm bone, known as the humerus.
-
The sense of an empty stomach that may prompt increased appetite or craving for food.
-
An inherited condition in which nerve cells in the brain break down over time.
-
A disease, also known as cystic echinococcosis, caused by tapeworm parasites that pass from animals to people.
-
A fluid-filled sac around a testicle, often first noticed as swelling of the scrotum.
-
A buildup of fluid in the cavities deep within the brain.
-
Swelling in one or both kidneys due to a backup of urine.
-
A serious condition in which extra fluid builds up inside a fetus or newborn.
-
A condition in which the level of calcium in the blood becomes too high.
-
A high level of low-density lipoprotein (LDL) cholesterol in the blood.
-
Extra teeth in the mouth.
-
A severe type of nausea during pregnancy.
-
A higher-than-usual amount of blood in a body part or an organ, which can be due to an increase in blood flow into the area or a blockage out of the area.
-
High blood sugar levels.
-
Heavy sweating that's not always related to heat or exercise.
-
A high level of the electrolyte potassium in the blood. Potassium is a chemical that helps nerve and muscle cells, including those in the heart, work.
-
High levels of fats in the blood called lipids.
-
When one or more joints can move through a wider range of motion than is usual.
-
A level of sodium in the blood that is higher than usual.
-
A condition in which one or more of the parathyroid glands in the neck make too much hormone
-
Patches or spots on the skin that are darker than surrounding skin.
-
An increase in cell production that is not typical.
-
An obsession with sexual thoughts, urges, or behaviors that may cause distress or that negatively affects health, job, or relationships.
-
Excessive sleepiness or drowsiness.
-
High blood pressure; generally a blood pressure reading of 130/80 millimeters of mercury or higher.
-
Blood pressure of 180/120 millimeters of mercury or higher.
-
A dangerously overheated body, usually in response to prolonged hot, humid weather.
-
A condition in which the thyroid gland makes too many hormones.
-
A high level of a type of fat in the blood called triglycerides.
-
A disease in which the heart muscle becomes thickened, also called hypertrophied.
-
The enlargement of an organ.
-
Rapid or deep breathing.
-
A condition in which too much fluid builds up in the body.
-
A condition in which the blood has too little calcium.
-
Obsession with the idea of having a serious but undiagnosed medical condition.
-
A decreased sense of touch or sensation, also called numbness.
-
A condition in which the body's blood sugar level goes below the standard range.
-
A condition in which the testes or ovaries don't work properly.
-
A low level of the electrolyte potassium in the blood. Potassium is important to the proper functioning of nerve and muscles cells, particularly heart muscle cells.
-
Slowed or reduced muscle movement.
-
A condition that occurs when the level of sodium in the blood is too low.
-
Hypoplastic left heart syndrome
A rare congenital heart defect, in which the left side of the heart doesn't develop fully and is too small.
-
A condition in which the opening that drains urine is on the underside of the penis.
-
Low blood pressure.
-
When the body loses heat faster than it can produce heat, causing a dangerously low body temperature.
-
A condition in which the thyroid gland doesn't make enough thyroid hormones.
-
Weak muscle tone.
-
A condition in which the body is too low on vitamin D, a nutrient that is important for bones, nerves, muscles and the immune system.
-
A condition in which the liquid portion of the blood, called plasma, is too low.
-
A low level of oxygen in the blood.
-
Not having enough oxygen in the blood for the body to function properly.
-
The unintentional creation of additional problems or complications resulting from medical treatment.
-
A group of skin disorders that cause dry, scaly, or thick skin.
-
Idiopathic thrombocytopenia purpura
Low levels of the blood cells that prevent bleeding, called platelets.
-
A short-term condition in which the intestine is not able to contract and move waste out of the body.
-
A painful knee condition often caused by running long distances.
-
Yellow tint of the skin due to high levels of a substance called bilirubin. There are many causes, including gallstones, liver disease, and liver or pancreatic cancer.
-
A highly contagious skin infection that causes red sores on the face.
-
Shoulder pain caused by connective tissue rubbing on a shoulder bone.
-
A problem with emotional or behavioral self-control.
-
A group of conditions in which the body can't properly convert food into energy.
-
Upper belly discomfort, described as a burning sensation, bloating or gassiness, nausea, or feeling full too quickly after starting to eat.
-
A yellow color to the skin in newborns caused by high bilirubin levels, a condition that must be closely watched.
-
Tissue death from reduced blood supply.
-
A disease caused by a virus that spreads through saliva.
-
Not getting pregnant despite having frequent unprotected sex for one year.
-
An immune response that causes redness and swelling on or within the body.
-
Ongoing inflammation of all or part of the intestines.
-
A form of breast cancer that develops quickly, causing breast swelling and skin changes.
-
A common, sometimes deadly viral infection of the nose, throat and lungs, also called flu.
-
A shaved or tweezed hair that grows back into the skin, causing swelling.
-
A condition in which soft tissue bulges through a weak point in the abdominal muscles.
-
The bite of an insect, such as a bee or mosquito, which usually causes mild symptoms.
-
Persistent problems falling or staying asleep or both.
-
A resistance to the hormone insulin, resulting in increasing blood sugar.
-
Below average intelligence and set of life skills present before age 18.
-
Menstrual bleeding that happens between periods and can be monthly or random.
-
Bleeding inside the body, particularly in the chest or belly cavities, or into muscles.
-
Bladder pain and having to urinate often are common with this condition.
-
A group of disorders that cause progressive scarring of lung tissue.
-
Inflamed skin, usually in warm, moist areas, such as the groin or between skin folds.
-
A weakness in a blood vessel in the brain that balloons and fills with blood.
-
Intrauterine growth restriction
A condition in which a baby does not grow as expected during pregnancy.
-
A condition in which part of the intestine slides into a part of the intestine next to it, much like a telescope.
-
A nipple that's turned inward.
-
A lack of iodine in the diet.
-
A condition of too little iron in the body.
-
Too few healthy red blood cells due to too little iron in the body.
-
Too much iron in the body.
-
Missed, delayed, or inconsistent periods or menstrual bleeding patterns that are out of the ordinary.
-
Feelings of frustration or anger, often over seemingly small matters.
-
An intestinal condition causing pain in the belly, gas, diarrhea and constipation.
-
A patchwork of inflamed skin on a baby's bottom that's known as diaper rash.
-
Reduced blood flow.
-
Intense itching, inflammation, burning or soreness in or around the anus.
-
An illness caused by a virus that is spread through the bites of infected mosquitos.
-
Yellowing of the skin and whites of the eyes caused by the buildup of bilirubin in the blood.
-
A yellow tint to the skin or eyes caused by an excess of bilirubin, a substance released when red blood cells break down and the liver fails to process it.
-
Physical discomfort in the jaw.
-
A sleep disorder that can affect those who travel quickly across multiple time zones.
-
An injury where bone joints are forced out of their usual position.
-
Physical discomfort where two or more bones meet to form a joint. Pain can range from mild to disabling.
-
A form of arthritis that affects children.
-
A cancer that causes lesions in the soft tissues.
-
A condition that causes swelling and irritation of blood vessels, particularly in the heart.
-
A raised scar after an injury has healed.
-
Inflammation of the clear tissue on the front of the eye, called the cornea.
-
Dry eye that occurs when tears don't provide enough moisture.
-
A condition in which the clear tissue on the front of the eye, called the cornea, gets thinner and bulges outward.
-
A condition that causes rough patches and small, tiny bumps on the skin.
-
Life-threatening disturbance of metabolism most often seen in uncontrolled diabetes.
-
Pain that starts in the pair of organs located in the back below the ribs.
-
A small, hard object that forms in the kidney and is often painful when passed.
-
An impulse control disorder that results in an irresistible urge to steal.
-
A genetic condition in which a boy is born with an extra copy of the X chromosome.
-
Pain in or around the knee that can be due to an injury or a medical condition.
-
Malnutrition caused by a serious lack of protein in the diet.
-
An excessive forward rounding of the upper back.
-
Swelling of the inner ear that can cause problems with hearing and balance.
-
A condition in which lactic acid builds up in the blood faster than it can be removed.
-
Not being able to fully digest sugar, called lactose, in dairy products.
-
An inflammation of the voice box, which is also known as the larynx. Overuse, irritation or infection can be the cause.
-
Decreased vision due to abnormal visual development.
-
A buildup of lead in the body, often over months or years.
-
A disorder that affects ability to learn and use academic skills, such as reading and math.
-
A delay or blockage of electrical signals to the left side of the heart.
-
Thickening of the walls of the lower left heart chamber, called the left ventricle.
-
Physical discomfort in part or all of the leg that can vary in strength.
-
A noncancerous soft tissue tumor that develops from smooth muscle.
-
A disease caused by a parasite that is spread through the bite of infected sand flies.
-
A chronic, curable infectious disease mainly causing skin lesions and nerve damage.
-
An illness caused by bacteria that spread to humans through contact with the urine of infected animals.
-
An irregular area of tissue inside or outside the body that may get bigger or change appearance. It may or may not be cancerous.
-
Ongoing tiredness that reduces energy, being able to do things and being able to focus.
-
A cancer of the body's blood-forming tissues. It can harm the ability to fight infection.
-
Thickened, white patches inside the mouth.
-
The medical name for vaginal discharge, a mix of fluid and cells that typically helps keep the vagina healthy and clean.
-
A chronic condition that causes patchy, discolored, thin skin. It often affects the genital and anal areas.
-
Feeling dizzy or about to faint.
-
An unsteady walk that can be caused by pain, weakness or injury to the leg.
-
A fatty lump most often between the skin and muscle.
-
An illness caused by infection with bacteria and spread through contaminated food.
-
Cancer that begins in the cells of the liver.
-
Loss of liver function.
-
A noncancerous mass in the liver.
-
Physical discomfort in the liver, an organ located in the upper right part of the belly.
-
Flat tan, brown, or black spots on the skin common with age.
-
Feeling sad and unhappy about being socially isolated.
-
A heart rhythm disorder that can cause fast, chaotic heartbeats.
-
Inward curving of the spine in the neck and lower back.
-
The inability to respond to surroundings or stimuli.
-
Partial or complete loss of the sense of smell.
-
Physical discomfort with pain affecting the lower half of the back. It can vary in intensity from a dull ache to disabling.
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Bleeding from the small intestine, large intestine, rectum or anus.
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Lower gastrointestinal bleeding
Bleeding from the small intestine, large intestine, rectum or anus.
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A disease of the root of a nerve in the lower (lumbar) spine.
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A narrowing of the open spaces in the lower spine, known as the lumbar spine.
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A cancer that begins in the lungs and most often occurs in people who smoke.
-
A long-term illness that happens when the immune system attacks its own tissues and organs.
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An illness caused by borrelia bacteria that usually is spread through the bite of an infected tick.
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An infection of the lymph system with a parasite called a filarial worm.
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Swelling, most often in an arm or leg, caused by a lymphatic system blockage.
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Cancer that affects the body's germ- and disease-fighting system, also called the lymphatic system.
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A respiratory illness caused by a virus.
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An eye disease that causes vision loss.
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A brain disorder in adult cattle that may be spread to humans through diseased meat.
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A low level of the mineral magnesium in the body.
-
A mood disorder causing a persistent feeling of sadness and loss of interest.
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A condition that prevents absorption of nutrients mostly through the small intestine.
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Learn more about this general sense of not feeling well.
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A disease caused by a parasite, spread by the bites of infected mosquitoes.
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Severe reaction to anesthesia drugs causing a high temperature and muscle break down.
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To intentionally pretend to have a disease in order to achieve another goal.
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Unbalanced nutrition, which can be undernutrition or overnutrition.
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The abnormal alignment of the upper and lower teeth.
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Breast cancer that starts in a milk duct of the breast.
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Extremely elevated and excitable mood usually associated with bipolar disorder.
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Condition that makes it hard to break down certain parts of protein (amino acids).
-
Severe malnutrition with muscle and fat wasting.
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An inherited disorder that affects connective tissue.
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Painful swelling and change in skin color, called inflammation, of breast tissue most often in people who are breastfeeding.
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Too many of a type of disease-fighting and wound-healing cells (mast cells).
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An infection caused by germs called bacteria that affect the mastoid bone behind the ear.
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This once common childhood infection most often can be prevented with a vaccine.
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A severe form of depression.
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A noncancerous mole caused by a disorder of pigment-producing skin cells.
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The most serious type of skin cancer.
-
A skin condition that causes discolored patches on the face. It's also called the mask of pregnancy.
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Dark, tarry stool with or without visible blood.
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An inner ear disease that can cause a spinning feeling, ringing in the ear and trouble hearing.
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A tumor that arises from the membranes surrounding the brain and spinal cord.
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Inflammation of brain and spinal cord membranes, typically caused by an infection.
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A serious bacterial infection that affects the brain and spinal cord.
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Irritation and swelling, called inflammation, of the brain and the tissues around it, most often caused by infection.
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The permanent end of fertility, signaled by 12 months since last period.
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Heavy or long-lasting vaginal bleeding during periods.
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A type of condition that causes irregular or painful menstrual periods.
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Inability to think or reason in a focused, clear manner.
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A nerve condition characterized by tingling, numbness, and pain in the outer thigh.
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A cancer that starts in the thin layer of tissue covering the lungs, stomach, heart and other organs.
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A condition in which too much acid builds up in the body.
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Too much of a chemical called bicarbonate in the body.
-
A group of conditions that increase the risk of heart disease, stroke and diabetes.
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Pain and irritation of the ball of the foot.
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Metatarsophalangeal joint sprain
A sprain of the main joint in the big toe, also called turf toe.
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A penis that is much smaller than average.
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Discomfort in the area of the spine between the base of the neck to the bottom of the ribcage.
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An intense headache often accompanied by nausea and sensitivity to light and sound.
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A tiny, white bump that commonly appears on a baby's face.
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A skin condition that happens when sweat ducts get blocked and sweat becomes trapped under the skin.
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Constriction of the pupil, which can be short-term or lasting depending on the cause.
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The sudden loss of a pregnancy before the 20th week.
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A strong reaction to specific sounds.
-
A disorder that happens when structures inside cells that make energy don't work properly.
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Improper closure of the valve between the heart's upper and lower left chambers.
-
A type of heart valve disease in which the valve between the left heart chambers doesn't close tightly, allowing blood to leak backward.
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A tumor that develops in the uterus as a result of a nonviable pregnancy.
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A mole (pigmented skin lesion).
-
A viral skin infection that results in round, firm, painless bumps.
-
A large, flat birthmark that can range in color from deep brown to slate gray or blue-black.
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An abrupt change in mood or emotional state.
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Wanting to throw up with or without throwing up during pregnancy at any time of day.
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Damage to a nerve that causes pain in the bottom of the forefoot.
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Illness caused by motion during travel.
-
One or more painful sores on inner lips, gums, tongue, roof of the mouth, or throat that may interfere with eating, such as a canker sore.
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A cancer of plasma cells.
-
A disease in which the immune system breaks down the protective coating of nerve fibers in the brain and spinal cord, called the myelin sheath.
-
An illness caused by a virus that usually affects the glands on each side of the face.
-
A severe mental condition in which someone pretends to be sick for no obvious reason.
-
A severe mental condition in which someone imposes symptoms on a healthy person.
-
Involuntary contractions of a muscle, typically harmless and temporary, but can be painful.
-
Soreness and achiness in the muscles that can range from mild to severe.
-
Aching, tender muscles.
-
Decreased strength in the muscles.
-
A group of genetic diseases that causes muscles to become weaker and lose mass over time.
-
Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)
Extreme fatigue that can't be explained by an underlying medical condition.
-
A weakness and rapid fatigue of muscles under voluntary control.
-
Any disease that is caused by a fungus.
-
Dilated pupils, which may occur normally or in response to a neurologic problem, trauma to the eye or certain medicines.
-
A group of disorders caused by blood cells that are poorly formed or don't work right.
-
A serious bone marrow condition that harms the making of blood cells.
-
A nervous system disorder that affects the spinal cord.
-
A blockage of blood flow to the heart. Also called a heart attack.
-
Inflammation of the heart muscle.
-
A sudden, involuntary muscle jerk, shake, or spasm.
-
A condition of ongoing muscle pain.
-
A disease of the muscles.
-
A condition in which close objects appear in focus, but far ones don't. Also called nearsightedness.
-
Swelling, called inflammation, in the muscles.
-
A muscle disease featuring an inability to relax muscles at will.
-
A complication of severe hypothyroidism that can lead to serious health problems.
-
An irregular, rounded shape of the nail bed.
-
Personality qualities include thinking very highly of oneself, needing admiration, believing others are inferior, and lacking empathy for others.
-
Narcissistic personality disorder
A disorder in which a person has an inflated sense of self-importance.
-
A sleep condition that causes people to feel very drowsy and to fall asleep suddenly.
-
The inside of the nose can swell with fluid and mucus. Infection, tobacco smoke or perfume can be the cause.
-
A painless growth inside the nose or the hollow areas inside the bones of the face, also known as sinuses.
-
Off-center position of the wall between the nostrils, making one entry into the nose, also known as the nasal passage, smaller.
-
A cancer that starts in the area behind the nose and above the back of the throat, called the nasopharynx.
-
A queasy sensation including an urge to vomit.
-
Pain in the neck and shoulder that varies in intensity. It may feel dull and achy or like an electric shock from the neck to the arm.
-
Death of cells or tissue through disease or injury.
-
An infection caused by bacteria that spreads quickly through the body and destroys tissue.
-
Getting stuck by a needle that has someone's blood or other body fluid on it.
-
Red bumps that appear on a baby's cheeks, nose, and forehead.
-
A liver condition that causes yellowing of a newborn baby's skin and eyes.
-
Neonatal respiratory distress syndrome (NRDS)
A breathing disorder in newborns caused by immature lungs.
-
A life-threatening illness in newborn babies caused by infection with germs called bacteria.
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Swelling, also called inflammation, of the kidneys.
-
Nephrogenic diabetes insipidus
A condition in which a kidney issue affects how the body handles fluids.
-
A group of health concerns that show that the kidneys aren't working as they should.
-
A condition in which a nerve is damaged due to overuse or compression.
-
Damage to a nerve.
-
Pain caused by damaged or irritated nerves.
-
Pain that travels along the length of a nerve.
-
A cancer that grows from immature nerve cells, most often in the adrenal glands.
-
A deterioration of the nerves.
-
A cancer that starts in the neuroendocrine cells.
-
A condition that causes tumors to form in the brain, spinal cord, and nerves.
-
Neurogenic bladder dysfunction
Condition in which the bladder doesn't function properly due to brain or nerve damage.
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Neuroleptic malignant syndrome
A life-threatening nervous system reaction to certain drugs.
-
A group of diseases that affect nerve and muscle function.
-
A disorder that causes swelling of the eye nerves and the spinal cord.
-
Breaking down of a joint from nerve damage caused by diabetes.
-
A low number of neutrophils, a type of white blood cells.
-
Is the term for physical and mental symptoms that happen after stopping or lessening use of tobacco products.
-
A lot of perspiring during sleep, usually has an underlying cause such as menopause, an illness, or medicine side effect.
-
Episodes of screaming, intense fear, and flailing while still asleep, often paired with sleepwalking.
-
Frightening dreams, usually during REM sleep, that are normal and common in children under 10 and can also affect teens and adults.
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A dry, sore, irritated, or cracked nipple.
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Urinating frequently at night.
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Nighttime loss of bladder control, or bed-wetting, usually in children.
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Fluid-filled or solid lump that doesn't usually mean anything serious is wrong.
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Cancer that starts in the body's germ-fighting system, called the lymphatic system.
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One of two major types of lung cancer that can affect smokers and nonsmokers.
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Nonalcoholic fatty liver disease
The buildup of liver fat in people who drink little or no alcohol.
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A genetic condition preventing normal development in parts of the body.
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Bleeding from the nose is a common symptom that often is not a true health problem.
-
Coin-shaped rash or sores.
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Any condition caused by poor diet or the inability of the body to use certain nutrients.
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An involuntary eye movement that may cause the eye to rapidly move from side to side, up and down, or in a circle, and may slightly blur vision.
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A medical condition that involves having too much body fat, which increases the risk of other health conditions.
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Excessive thoughts (obsessions) that lead to repetitive behaviors (compulsions).
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A condition in which breathing stops and starts during sleep.
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A severe headache that begins at the back of the neck and spreads upward.
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Pain while swallowing.
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Inflammation or irritation of a small sac of fluid, known as the olecranon bursa, on the tip of the elbow.
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Much less urination than usual.
-
An infection of the skin and eyes also known as river blindness and caused by a parasite called a filarial worm.
-
A condition in which the corner or side of a toenail grows into the flesh.
-
A nail fungus causing thickened, brittle, crumbly, or ragged nails.
-
An infection with various causes that can be dangerous if the immune system is weakened.
-
A disorder in a child marked by defiant and disobedient behavior to authority figures.
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Inflammation of the optic nerve.
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Cancer that develops in any part of the mouth.
-
An infection in which the fungus Candida albicans accumulates in the mouth.
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A noncancerous mucus-containing salivary gland cyst.
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Swelling and irritation that affects one or both testicles.
-
Discomfort when breathing while lying down flat; common in people with some types of heart or lung conditions.
-
A form of low blood pressure that happens when standing after sitting or lying down.
-
Painful swelling called inflammation that affects the area just below the knee.
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The process of bone being formed, which can cause symptoms if bone grows in soft tissue where it doesn't belong.
-
Type of arthritis that occurs when flexible tissue at the ends of bones wears down.
-
A group of conditions passed through families that cause fragile bones that break easily.
-
An infection in a bone.
-
A condition in which bones become weak and brittle.
-
A type of bone cancer that begins in the cells that form bones.
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Irritation and swelling of the ear, often from infection.
-
An infection of the outer ear canal, also called swimmer's ear. The outer ear canal runs from the eardrum to the outside of the head.
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An infection of the air-filled space behind the eardrum, also known as the middle ear.
-
A cancer that begins in the organs that produce eggs, called the ovaries.
-
A sac, usually filled with fluid, in or on an ovary.
-
Ovarian hyperstimulation syndrome
A condition in which the ovaries swell and get painful from excess hormone.
-
A condition that causes a frequent and sudden urge to urinate that may be hard to control.
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Weight above what's considered healthy, often measured using body mass index (BMI).
-
One-sided, lower belly pain linked to ovulation.
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Oxidative stress is an imbalance that results when a cell's waste byproducts, called free radicals, are not neutralized by antioxidant molecules.
-
A disease that disrupts the replacement of old bone tissue with new bone tissue.
-
A form of breast cancer affecting the nipple and dark circle of skin around it.
-
Physical discomfort ranging from mild to serious, usually caused by injury, illness or a nerve condition.
-
An ongoing condition that causes bladder pressure and pain.
-
A loss of color in the skin and mucous membranes, often related to anemia.
-
A feeling that the heart is racing, pounding, fluttering or skipping a beat. Can be caused by stress, exercise, medicines or a health condition.
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Cancer that begins in the organ lying behind the lower part of the stomach, called the pancreas.
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Inflammation of the organ lying behind the lower part of the stomach, called the pancreas.
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Condition in which blood has fewer red cells, white cells and platelets than usual.
-
A sudden episode of intense fear that triggers severe physical reactions when there is no real danger or apparent cause.
-
Sudden episode of intense fear or anxiety and physical symptoms, based on a perceived threat rather than imminent danger.
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Repeated episodes of sudden and intense fear when no real danger exists.
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The most common form of cancer of the thyroid, a butterfly-shaped gland in the neck.
-
Small bump on the skin that sometimes hurts.
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Complete or partial loss of muscle function.
-
A group of symptoms that develops in some people who have cancer.
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An unrealistic distrust of others or a feeling of being persecuted. Extreme degrees may be a sign of mental illness.
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Sexual behaviors generally considered harmful or unacceptable or that are illegal.
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Paralysis that affects all or part of the trunk, legs, and pelvic organs but not the arms.
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Partial loss of muscle function.
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Tingling or prickling, “pins-and-needles” sensation; usually temporary, often occurs in the arms, hands, legs, or feet.
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A disorder of the nervous system that affects movement, often including tremor.
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An infection of the tissue folds around the nails.
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Inflammation of 1 or both of the largest saliva-producing glands inside the cheeks.
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A pattern of indirectly expressing negative feelings instead of openly addressing them.
-
A condition in which a person has an extra chromosome 13.
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An injury to the tissue that joins the kneecap to the shinbone, called the patellar tendon.
-
A condition in which the cartilage under the kneecap is damaged due to injury or overuse. The kneecap also is known as the patella.
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A persistent opening in the heart; a type of congenital heart defect.
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Pathological laughter and crying
Inappropriate involuntary laughing and crying due to a nervous system disorder.
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The compulsive urge to lie about matters big and small, regardless of the situation.
-
A condition in which the breastbone juts out more than usual.
-
A condition in which the breastbone is sunken into the chest.
-
An unintended damage to and loss of the upper layer of skin.
-
An infection of the reproductive organs of people assigned female at birth. These organs include the uterus, fallopian tubes and ovaries.
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Pain in the lowest part of the stomach and pelvis.
-
A growth of cells that affects the penis.
-
A tear of one of the two tubes, also known as cylinders, that cause the penis to become erect.
-
A sore that develops on the lining of the esophagus, stomach or small intestine.
-
A hole or tear in the tissue that divides the ear canal from the middle ear, also called the eardrum.
-
A collection of pus in the tissue around the anus and rectum.
-
A buildup of too much fluid in the sac around the heart.
-
Swelling and irritation of the thin, saclike tissue that surrounds the heart, called the pericardium.
-
Disease of the gums and tissue that support the teeth.
-
A serious gum infection that damages gums and can destroy the jawbone.
-
A skin rash that appears around the mouth.
-
Dark circles under the eyes.
-
Swelling or puffiness around the eye area.
-
A common condition in which narrowed arteries reduce blood flow to the arms or legs.
-
Weakness, numbness, and pain from nerve damage, usually in the hands and feet.
-
Inflammation of the peritoneum, the thin layer of tissue lining the abdomen and covering the organs in the abdomen.
-
A decrease in red blood cells that happens when the body can't absorb enough vitamin B-12.
-
A chronic state of brain dysfunction in which a person shows no signs of awareness.
-
Sweating from sweat glands, often in response to heat, exercise, or stress.
-
A highly contagious respiratory tract infection, also known as whooping cough, that is caused by germs called bacteria.
-
Pervasive developmental disorder
A group of disorders characterized by delayed social and communication development.
-
A condition in which the arch of the foot is higher than usual.
-
Tiny round brown-purple spots due to bleeding under the skin, may be in a small area due to minor trauma or widespread due to blood-clotting disorder.
-
Brief, sudden lapses of consciousness.
-
Scar tissue inside the penis that causes curved, painful erections.
-
The most common cause of a sore throat, usually from an infection.
-
A rare inherited condition that causes an amino acid called phenylalanine to build up in the body.
-
A rare type of tumor that usually is not cancer and forms in an adrenal gland.
-
A condition in which a tight foreskin can't be pulled back over the head of the penis.
-
Swelling and irritation of a vein.
-
Mucus, thicker than normal due to illness or irritation, coughed up from the respiratory tract.
-
Inflamed, rough patches of skin caused by getting too much exposure to the sun or other type of ultraviolet radiation.
-
Use of force to cause physical harm or pain to someone.
-
Craving and chewing substances that have no nutritional value, such as ice, clay, soil or paper.
-
An unusual pocket in the skin that contains hair and skin debris.
-
A skin pore clogged with oil, dead skin cells, and bacteria, usually on the face, neck, chest, back, or shoulders.
-
A skin condition that occurs when hair follicles plug with oil and bacteria.
-
An uncommon condition that can lead to pain in the buttocks and down the leg.
-
This tumor in the pituitary gland isn't cancer, and it often doesn't spread beyond the skull.
-
A skin rash that usually begins as a large spot on the chest, belly, or back.
-
A condition in which the placenta completely or partially covers the opening of the uterus.
-
With this serious pregnancy complication, the placenta detaches from the womb.
-
A flat spot on a baby's head.
-
An inflammation of a thick band of tissue that connects the heel bone to the toes.
-
Hard, grainy growths that appear on the heels or balls of the feet.
-
A substance that collects in and hardens blood vessels, builds up on tooth enamel or appears on skin due to certain conditions.
-
A buildup of fluid between the tissues that line the lungs and the chest.
-
Inflammation of the tissues that line the lungs and the chest.
-
A serious lung infection caused by the fungus Pneumocystis jiroveci.
-
Infection that inflames air sacs in 1 or both lungs, which may fill with fluid.
-
A general term that refers to inflamed lung tissue, but usually not to pneumonia.
-
A collapsed lung.
-
An illness caused by a virus that affects nerves and often can be prevented with a vaccine.
-
A genetic disease in which fluid-filled sacs called cysts grow mainly in the kidneys.
-
A hormonal condition causing the ovaries to get larger and form small cysts on their outer edges.
-
An unusual increase in the number of red blood cells in the blood.
-
A slow-growing blood cancer in which bone marrow makes too many red blood cells.
-
A condition of having more than 5 digits on a hand or 5 toes on a foot.
-
Intense thirst even though drinking lots of fluids.
-
A condition in which increased amniotic fluid develops in the uterus during pregnancy.
-
An inflammatory condition that causes muscle pain and stiffness around the shoulders and hips.
-
Tissue growth on a mucous membrane.
-
Excessive eating.
-
Passing larger amounts of urine than usual.
-
Disorders resulting from buildup of certain chemicals related to red blood cell proteins.
-
High blood pressure in the vein that carries blood from the intestine to the liver.
-
A complex condition in which several post-concussion symptoms last for weeks or months.
-
The most common complication of shingles, causing burning pain in nerves and skin long after a shingles rash and blisters heal.
-
Mucus that builds up and drips down the back of the nose and the throat.
-
Depression that occurs after childbirth.
-
Too much bleeding after a baby is born.
-
A mental health condition triggered by experiencing or seeing a terrifying event.
-
Postural orthostatic tachycardia syndrome
Symptoms related to reduced blood volume that occur when standing up.
-
A genetic disorder that affects the body, mind, and behavior.
-
A condition in which a child's body begins changing into that of an adult too soon.
-
A blood sugar level that is higher than what's considered healthy, but not high enough to be type 2 diabetes.
-
A pregnancy complication that involves high blood pressure.
-
Orgasm and emission of semen occurring just before or shortly after beginning sexual intercourse.
-
Menopause that happens before age 40 caused by chemotherapy or surgical removal of the ovaries./p>
-
Premature ventricular contractions
Extra heartbeats that begin in one of the lower heart chambers.
-
Premenstrual dysphoric disorder
An extreme form of premenstrual syndrome.
-
A group of symptoms that can happen with menstrual periods, most often between the release of an egg and a period.
-
This injury to skin and underlying tissue results from pressure on the skin for a long time.
-
A birth that takes place too early, before the 37th week of pregnancy.
-
An erection of the penis that lasts too long, most often without sexual arousal.
-
A loss of typical function of the ovaries before age 40.
-
Inflammation of the lining of the tube connected to the end of the colon, called the rectum.
-
A progressive genetic disorder that causes children to age rapidly.
-
Progressive supranuclear palsy
A brain condition causing serious walking, balance, and eye movement problems.
-
This tumor of the pituitary gland isn't cancer, but it can cause vision problems, infertility and other health issues.
-
A bulging or falling out of a body part, such as the rectum or vagina.
-
A cancer that starts in the prostate, a small walnut-shaped gland that produces seminal fluid.
-
A condition of the prostate gland, most often linked with swelling and irritation.
-
Too much protein in the urine.
-
Pruritic urticarial papules and plaques of pregnancy
An itchy rash that can happen during the last three months of pregnancy.
-
An uncomfortable, irritating sensation that creates an urge to scratch that can involve any part of the body.
-
A form of arthritis with sudden, painful swelling in one or more joints.
-
A condition that occurs when pressure inside the skull increases for no obvious reason.
-
A condition in which skin cells build up and form scales and itchy, dry patches.
-
A type of arthritis that affects some people who have the skin condition psoriasis.
-
A mental disorder causing dysfunction in thinking, perceiving, and relating to others.
-
A mental disorder characterized by a disconnection from reality.
-
A growth that starts on the clear tissue of the eye, called the conjunctiva, that can spread to the dome-shaped covering of the eye, called the cornea.
-
An upper eyelid that is drooping or not fully open.
-
A contagious, itchy infestation of the genital area caused by insects.
-
A condition in which food, liquids, saliva, or vomit is breathed into the airways.
-
A buildup of fluid in the lungs that can be life-threatening.
-
A condition in which 1 or more pulmonary arteries in the lungs become blocked.
-
A type of high blood pressure that affects the arteries in the lungs and the right side of the heart.
-
A condition in which small blood vessels leak blood into the skin, joints, intestines, or organs, that may be caused by certain disorders or aging.
-
A life-threatening childhood illness, also known as Brazilian purpuric fever, caused by germs called bacteria.
-
Thick white or yellow fluid that often is caused by an infection with germs and is made of white blood cells, waste from dead cells and thin liquid.
-
The medical term for kidney infection, an illness in one or both kidney organs.
-
A condition in which the opening between the stomach and small intestine thickens, blocking food from entering the stomach.
-
An infection caused by the bacterium Coxiella burnetii.
-
Paralysis including the trunk, pelvic area, and both arms and legs.
-
A complication of tonsillitis in which pus collects behind the tonsils.
-
A serious illness caused by a virus spread in the saliva of infected animals.
-
A disease of the root of a nerve, such as from a pinched nerve or a tumor.
-
A condition that causes areas of the body to feel numb and cool in response to cold and stress.
-
A skin condition that happens when shaved beard hair curls back into the skin. This causes small bumps to form around hair follicles.
-
Joint pain and swelling triggered by an infection in another part of the body.
-
The passage of mucus or other liquid from the anus.
-
A condition that happens when part of the large intestine slips outside the anus.
-
A bulge of tissue into the vagina that occurs when the tissue between the rectum and the vagina weakens or tears.
-
Eye redness from irritated or inflamed blood vessels on the surface of the white part of the eye, commonly called bloodshot eyes.
-
When food that is not digested or is only partially digested comes back up through the esophagus and is swallowed again or spit out.
-
The most common type of kidney cancer in adults.
-
Pain on either side of the lower back that's often due to kidney stones and is usually wavelike and intense and spreads to the stomach area or groin.
-
A condition in which the kidneys lose their ability to filter waste and excess fluid from the blood.
-
Damage and pain caused by motions repeated over and over.
-
A condition in which the lungs can't remove all of the body's carbon dioxide.
-
A condition in which the legs feel extremely uncomfortable, typically in the evenings.
-
Difficulty fully expanding the lungs with air.
-
An eye emergency that happens when a thin layer of tissue at the back of the eye, called the retina, pulls away from supportive tissue.
-
A group of eye diseases in which the light sensing tissue at the back of the eye, called the retina, is damaged.
-
An eye cancer that begins in the inner lining of the eye, called the retina.
-
A rare genetic mutation affecting brain development in girls.
-
A serious condition that causes swelling in the liver and brain.
-
A breakdown of muscle tissue that releases a damaging protein into the blood.
-
A cancer that begins in the muscles.
-
A complication of improperly treated strep throat or scarlet fever.
-
An ongoing condition that causes swelling and irritation, most often starting in the small joints in the hands and feet.
-
Repeated sneezing or a stuffy, drippy nose, either from an allergy or from no known cause.
-
An injury that occurs when one of the bones in the rib cage cracks.
-
A softening and weakening of bones in children, usually due to not getting enough vitamin D.
-
A delay or blockage of electrical signals to the right side of the heart.
-
A highly contagious, fungal infection of the skin or scalp caused by parasites.
-
A serious infection caused by bacteria from a tick bite.
-
A condition that causes redness and, often, small, red, pus-filled bumps on the face.
-
A common viral infection in young children that may cause high fever and a rash.
-
A tear in the tissues connecting muscle to bone, called tendons, around the shoulder joint.
-
Swelling of the tissues, called tendons, that connect the muscles and bones in the shoulder.
-
A group of viruses that commonly cause stomach upset and diarrhea, especially in children.
-
An illness also known as German measles that is caused by a virus and can most often be prevented with a vaccine.
-
Repeatedly spitting up food that is not digested or is only partially digested, then chewing it again or spitting it out.
-
A lot of fluid runs out of the nose, down the back of the throat or both. It can range from clear fluid to thick mucus.
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An injury to the ring of fibrous tissue around the socket of the shoulder joint.
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Symptoms that may occur when stopping SSRI antidepressants.
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Inflammation of one or both of the joints that connect the lower spine and pelvis.
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Feeling down or unhappy in response to grief, discouragement, or disappointment; if ongoing, may indicate depression.
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An illness caused by infection with bacteria and commonly spread through contaminated food or water.
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The growth of tiny collections of inflammatory cells in different parts of the body.
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A cancer that occurs in the bones and soft tissues.
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A very itchy skin condition caused by a tiny, burrowing mite.
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Scanty or infrequent menstruation
Menstrual periods that happen less often than the average 28-day cycle.
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A common wrist fracture.
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A growth of tissue marking the spot where skin has healed after an injury.
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An illness, also called scarlatina, that's caused by infection with group A strep bacteria.
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A parasitic disease, also called bilharzia, that spreads in contaminated water containing certain species of snails.
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This mental health condition includes a mix of schizophrenia and mood disorder symptoms.
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A condition in which people avoid social activities and interacting with others.
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A brain disorder in which people interpret reality abnormally, such as hallucinations.
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An often noncancerous tumor of the cells in the tissue that covers the nerves.
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Pain that travels along the path of the sciatic nerve, which runs down each leg from the lower back.
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Chronic hardening and tightening of the skin and connective tissues.
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A hardening of tissue in the body from inflammation, scarring or disease.
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A side-to-side curve of the spine.
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An injury caused by the venom of a scorpion.
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A condition caused by a severe lack of vitamin C in the diet.
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Nausea and uneasiness caused by a ship's movements.
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A mood disorder characterized by depression that occurs at the same time every year.
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A small, slow-growing, noncancerous lump in the skin.
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A skin condition that causes scaly patches and red skin, mainly on the scalp.
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A noncancerous skin condition that appears as a waxy brown, black, or tan growth.
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A pregnancy in the second three months, which is weeks 13 to 27.
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Uncontrolled jerking, loss of consciousness, blank stares, or other symptoms caused by abnormal electrical activity in the brain.
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A condition in which a child who can speak doesn't speak in certain situations.
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The act of deliberately harming the surface of one's own body, such as cutting or burning.
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This type of hearing loss involves damage to the inner ear or the nerve from the ear to the brain.
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A disorder in which a child becomes excessively anxious when separated from parents.
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A serious condition in which the body does not respond properly to an infection, causing the organs to work poorly.
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A widespread infection causing organ failure and dangerously low blood pressure.
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A tumorlike collection of fluid under the skin.
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Potentially dangerous symptoms that can occur when antidepressants are taken with other medicines that also raise serotonin levels.
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Severe acute respiratory syndrome
A contagious and sometimes fatal respiratory illness caused by a coronavirus.
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Severe combined immunodeficiency
A serious, inherited condition in which the immune system cannot fight even mild infections. This condition is also known as bubble boy disease.
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Any sexual activity not agreed to.
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Ongoing problems with the ability to have sex.
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A serious brain injury resulting from forcefully shaking an infant or toddler.
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Pain along the shinbone, the large bone in front of the lower leg.
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Involuntary trembling of the body caused by muscle contractions.
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Happens when organs don't get enough blood.
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Physical discomfort of the shoulder, including the joint itself or the muscles, tendons and ligaments that support the joint.
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A heart rhythm disorder in which the heart's natural pacemaker doesn't work as it should.
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One of a group of disorders that cause red blood cells to become misshapen and break down.
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A condition in which a child inherits the sickle cell gene mutation from only one parent.
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A condition in which the spaces inside the nose become inflamed.
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An immune system illness that mainly causes dry eyes and dry mouth.
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Cancer that starts as a growth of cells in the skin.
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An infection of the skin caused by bacteria or by a fungus, virus, or parasite.
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Abnormal appearance or growth on the skin.
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A short-term outbreak of bumpy, scaly or itchy patches of skin. It may also cause blisters or raised welts.
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A common skin growth in which a short, narrow stalk sticks out of the skin.
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A potentially serious sleep disorder in which breathing repeatedly stops and starts.
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A potentially serious sleep disorder in which breathing repeatedly stops and starts.
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Not getting the required amount of sleep.
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A temporary inability to move or speak while falling asleep or upon waking.
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The act of getting up and walking around while asleep.
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A type of lung cancer commonly caused by smoking.
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Small intestinal bacterial overgrowth
A condition in which high numbers of bacteria grow in the small intestine.
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This serious, often deadly disease has been wiped out because of a vaccine.
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An injury caused by a bite from a snake.
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A sudden blast of air or mucus from the mouth and nose from something irritating the nose.
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Hoarse or harsh sound from nose or mouth that occurs when breathing is partially obstructed while sleeping.
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Chronic mental health condition in which social interactions cause irrational anxiety.
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A mental disorder causing dysfunction in thinking, perceiving, and relating to others.
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Cancer that starts in the soft tissue.
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Soil-transmitted helminthiasis
A group of infections caused by worms that live in soil, including hookworm, roundworm and whipworm.
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A mental disorder in which someone has pain or symptoms without a physical cause.
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Excessive sleepiness.
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Pain or irritation of the throat, often caused by an infection such as a cold or flu. Swallowing often makes it feel worse.
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Muscle overactivity that occurs when communication between the brain and spinal cord is affected by injury or illness.
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An injury caused by venom from a spider's bite.
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A condition that happens when a baby's spine and spinal cord don't form properly.
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Occurs when one or more bones in the spine weaken and crumple.
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Damage to any part of the spinal cord or nerves at the end of the spinal canal.
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A condition that affects the rubbery disks between the bones that stack to make the spine.
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A narrowing of the open spaces in the spine.
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An enlarged spleen.
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Inflammation of the spine (vertebrae).
-
A group of diseases that involve inflammation and affect the spine or pelvic joints.
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A spinal condition in which a bone in the spine, called a vertebra, slips forward onto the bone below it.
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A general term for age-related wear and tear of the spinal disks.
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A group of diseases caused by germs called bacteria that are spread through tick bites.
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A stretching or tearing of ligaments, the fibrous tissue that connects bones and joints.
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An injury that occurs when the ankle rolls, twists or turns in an odd way.
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An injury of the tissue that connects the bones at the base of the thumb.
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Thick mixture of saliva and phlegm that's coughed up from the respiratory tract.
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Squamous cell carcinoma of the skin
A form of skin cancer that develops in the cells of the outer layer of the skin.
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Anxiety and panic caused by the thought of performing.
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Illness caused by infection with staphylococcus bacteria.
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Illness caused by infection with staphylococcus bacteria and often shortened to staph infection.
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Serious lack of food and nutrition.
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Oily, smelly, fatty stools, which often float.
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An irregular narrowing of a blood vessel, duct, canal or tube.
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The narrowing of an open space in the body, such as a blood vessel.
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A rare, serious disorder of the skin and mucous membranes.
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A feeling of soreness or pain in the neck when trying to move it or turn the head from side to side.
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A condition in which the trunk and limbs stiffen, making it hard to walk.
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Being less flexible than usual, most often in the joints.
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Cancer that occurs in the stomach.
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A condition of the mouth that involves swelling called inflammation and open sores called ulcers.
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Condition in which the eyes don't look in the same direction at the same time.
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An injury to a muscle or to the band of tissue that attaches a muscle to a bone, called a tendon.
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Also called strep throat, an infection caused by bacteria that may bring on a sore, scratchy throat.
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A tiny crack in a bone caused by repeated stress or force, often from overuse.
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Indented streaks that usually appear on the body from stretching of the skin.
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A high-pitched, whistling sound most often heard while taking in a breath.
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A disruption of blood supply to part of the brain, starving brain tissue of oxygen.
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Stuttering is a speech disorder that disrupts the normal flow of speech.
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A red, painful lump near the edge of the eyelid that may look like a boil or pimple.
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Bleeding in the space between the brain and the tissue covering the brain.
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A pool of blood between the brain and its outermost covering.
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A pattern of repeated drug or alcohol use that often interferes with health, work, or social relationships.
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The sudden loss of all heart activity due to an irregular heartbeat.
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Thinking about or planning suicide.
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A type of skin burn resulting from getting too much sun or other type of ultraviolet radiation, such as from sunlamps.
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A very fast or erratic heartbeat that affects the heart's upper chambers.
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Puffiness caused by excess fluid trapped in the body's tissues.
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An infection of the nose, throat and lungs caused by a virus. Swine influenza is also called swine flu or H1N1.
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Buildup of fluid in the foot and ankle area.
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Lymph nodes are immune system glands that usually swell in response to a bacterial or viral infection. Rarely, swollen lymph nodes are caused by cancer.
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Fainting, or a sudden temporary loss of consciousness.
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Syndrome of inappropriate antidiuretic hormone secretion
A condition in which high levels of a hormone cause the body to retain water.
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Swelling, pain and warmth, called inflammation, of the lining of a joint or tendon.
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An illness caused by infection with bacteria and spread mainly by contact with genitals or body fluids that starts as a painless sore.
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The development of a fluid-filled cyst in the spinal cord.
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An illness that happens when the immune system attacks its own tissues and organs.
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A heart rate over 100 beats a minute for any reason.
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Fast, shallow breathing.
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An illness of the digestive system caused by infection with tapeworm eggs or larvae.
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An often-temporary heart condition that may feel like a heart attack.
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A parasite that can live and feed in human intestines and is spread through tapeworm eggs or larvae.
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A condition that causes movements that occur over and over and can't be controlled. It's usually caused by long-term use of certain psychiatric medicines.
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A rare, inherited disorder that destroys nerve cells in the brain and spinal cord.
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A common injury in which forceful twisting causes certain tissue in the knee to tear.
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A cluster of dilated tiny blood vessels called capillaries that forms a lesion anywhere on the skin or mucous membranes.
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A reversible condition in which hair falls out after a stressful experience.
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An inflammation in the blood vessels, called arteries, in the temples. This condition is also called giant cell arteritis.
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Temporomandibular joint dysfunction
Pain and compromised movement of the jaw joint and the surrounding muscles.
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A condition in which the tissue that links muscle to bone becomes inflamed.
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A breakdown of tendon tissue caused by repeat motions or too much use.
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An irritation of the tissue connecting the forearm muscle to the elbow.
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Swelling of the protective covering of a tendon that connects muscle to bone.
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A mild to moderate pain often described as feeling like a tight band around the head.
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A type of germ cell tumor that may contain several types of body tissue.
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Cancer in the organs that make sperm, called the testicles.
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Pain that happens in or around one or both testicles.
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When a testicle rotates and twists the cord that brings blood to the pouch of skin containing the testicles, called the scrotum.
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A bacterial infection of the nervous system that can be prevented by a vaccine.
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A rare condition involving four heart changes present at birth.
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A blood disorder that is passed down in families through genes.
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The final 12 weeks of a full-term pregnancy.
-
A craving for something to drink, often associated with dehydration.
-
A group of disorders that occur when certain blood vessels or nerves are compressed.
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Inflammation and clots in small blood vessels that block blood flow to feet, hands, legs and arms.
-
A low number of platelets in the blood. Platelets, also called thrombocytes, are colorless blood cells that stop bleeding in blood vessel injuries.
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A condition in which the body overproduces the blood cells that help clotting.
-
A condition that increases a person's risk of forming clumped masses of blood (clots).
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Swelling and irritation of a vein due to a blood clot, often in the legs.
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Blood that becomes thick or clumped and clogs a blood vessel.
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A blood clot that forms on and remains attached to the inside wall of a blood vessel or the heart.
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A cancer in the butterfly-shaped gland at the base of the neck, called the thyroid.
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Any problem with the butterfly-shaped gland at the base of the neck, called the thyroid.
-
A lump that forms within the butterfly-shaped gland at the base of the neck (thyroid).
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A compulsive, repetitive sound or movement that’s often difficult to control.
-
A type of illness spread through the bite of an infected tick.
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A fungal infection of the scalp and hair shafts, often called ringworm of the scalp.
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Fungal infection in the skin of the groin and inner thighs. Also called jock itch.
-
A fungal infection that usually begins between the toes, also called athlete's foot.
-
A common fungal infection that causes small, discolored patches of skin.
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Ringing or other noises in one or both ears that may be constant or come and go.
-
A seizure that involves a loss of consciousness and violent muscle contractions.
-
Swelling of the tonsils, the two oval-shaped pads of tissue at the back of the throat.
-
A hard lump that develops in the fleshy pads, also known as tonsils, at the back of the throat.
-
A condition in which a tooth fails to fully emerge (erupt).
-
Pain or inflammation in or around the tooth, often caused by tooth decay or infection.
-
A rare condition in which the neck muscles tighten, causing the head to twist to one side.
-
A nervous system disorder involving repetitive movements or unwanted sounds.
-
A rare, life-threatening illness caused by infection with bacteria.
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An infection with a parasite known as Toxoplasma gondii.
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A bacterial infection that affects the eyes.
-
A brief period of stroke-like symptoms that lasts only minutes and causes no permanent damage.
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When the immune system rejects a transplanted organ, limb or tissue.
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Brain dysfunction caused by an outside force, usually a violent blow to the head.
-
A rare condition in which some bones and tissues in the face are not developed.
-
An allergy to nuts that grow on trees.
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Involuntary shaking or movement, ranging from slight to severe, and commonly affecting hands, legs, face, head, or vocal cords.
-
A type of roundworm infection.
-
A sexually transmitted infection caused by a parasite.
-
A disorder that involves recurrent, irresistible urges to pull out body hair.
-
A chronic pain condition affecting the trigeminal nerve in the face.
-
A condition in which a finger bends and gets stuck, then snaps straight.
-
A genetic disorder in which a person has 3 copies of a chromosome instead of 2.
-
Inflammation of a major fluid-filled sac in the hip.
-
A serious illness that mainly affects the lungs and is caused by bacteria.
-
An inherited condition in which noncancerous lesions grow in the body.
-
A chromosomal disorder that affects only females.
-
A lifelong condition where the pancreas makes little or no insulin, which leads to high blood sugar levels.
-
A long-term condition that affects the way the body processes blood sugar.
-
A disease that spreads through food and water or close contact.
-
A bacterial disease spread by lice or fleas.
-
A type of inflammatory bowel disease that causes swelling in the digestive tract.
-
A condition in which the long nerve in the arm gets compressed or irritated.
-
A condition in which the intestine pokes through the abdominal muscles.
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When weight is lower than what is considered healthy for a person's height, or when body mass index is less than 18.5.
-
A dangerous type of chest pain caused by reduced blood flow to the heart that requires emergency treatment.
-
Physical discomfort affecting the upper part of the back that may vary from a dull ache to serious pain.
-
Upper gastrointestinal bleeding
Bleeding in the esophagus, the stomach or the first part of the small intestine.
-
Upper respiratory tract infection
A common viral infection that affects the nose, throat, and airways.
-
A condition that involves very high levels of waste products in the blood.
-
Swelling and irritation of the tube that carries urine from the bladder to the outside of the body.
-
A common problem where a person loses control of the bladder, the organ that stores urine.
-
Trouble urinating and emptying the bladder all the way.
-
An infection in any part of the urinary system, the kidneys, bladder or urethra.
-
A type of cancer that begins in the uterus.
-
Tightening of the uterus that occurs on and off and for a short time during pregnancy and becomes more regular and stronger during labor.
-
Noncancerous growths of the uterus that often appear during the childbearing years.
-
An inflammation of the middle layer of the eye (uvea).
-
Bleeding from the vagina that isn't linked to usual menstrual periods.
-
Cancer that starts in the vagina.
-
A mix of fluid and cells from the vagina that can be white and sticky or clear and watery and can have an odor.
-
The passage of gas through the vagina, often triggered by exercise, posture changes or sex.
-
An inflammation of the vagina that can result in discharge, itching and pain.
-
An infection caused by coccidioides fungal spores.
-
A condition in which veins become larger inside the loose pouch of skin that holds the testicles, called the scrotum.
-
Twisted, swollen veins, most commonly appearing in the legs and feet.
-
Brain damage caused by multiple strokes.
-
A swelling of the blood vessels that causes changes in the blood vessel walls.
-
A widening of blood vessels, usually near the surface of skin, leading to increased blood flow with flushing or warmth.
-
Fainting caused by an overreaction to certain triggers.
-
A sudden drop in heart rate and blood pressure, often in reaction to a stressful trigger.
-
A condition in which a blood clot blocks one or more veins.
-
A wound on the lower leg that does not heal, caused by veins not working well.
-
A life-threatening irregular heartbeat in which the heart beats in a very fast and uncoordinated way.
-
A heart condition present at birth in which there's a hole between the lower heart chambers.
-
A potentially life-threatening heart rhythm disorder in which the heart beats about 100 or more times a minute.
-
A sense that the inside of the head or the room is spinning, often caused by certain head movements.
-
A noncancerous tumor on the main nerve leading from the inner ear to the brain.
-
Any of a group of infectious diseases that affect many of the body's organs and may lower the blood's ability to clot.
-
An inflammation of the membranes surrounding the brain and spinal cord.
-
A systemic disease, also called kala-azar, caused by a parasite that is spread through the bite of infected sand flies.
-
The ability to visually identify forms, letters and symbols at a standardized distance away.
-
When the body doesn't have enough vitamin A to work properly.
-
A condition in which the body has too little vitamin B-12, a nutrient that is needed to make red blood cells and DNA.
-
A disease that causes the loss of skin color in patches.
-
A blockage caused by twisting or knotting of the gastrointestinal tract.
-
Forcefully expelling the stomach's contents out of the mouth.
-
A bleeding condition caused by low levels of a clotting protein called von Willebrand factor in the blood.
-
A cancer that begins as a growth of cells on the outer surface area of the female genitals.
-
Ongoing pain around the opening of the vagina for which the cause isn't known.
-
A small, fleshy bump on the skin or mucous membrane caused by human papillomavirus.
-
A condition that occurs from drinking too much water, upsetting electrolyte balances.
-
A buildup of fluid in body tissues and cavities.
-
Diseases caused by various organisms that spread through water.
-
Decreased muscle strength.
-
Adding pounds to the body, usually from eating too much, not moving enough or both.
-
Loss of weight that may or may not be on purpose.
-
An illness caused by a virus that mosquitoes spread.
-
An allergy to foods containing wheat.
-
A high-pitched whistling sound made while breathing.
-
A neck injury that can happen when the head suddenly moves backward and then forward.
-
A kidney cancer that mainly affects children ages 3 to 4.
-
An inherited disorder that causes too much copper to accumulate in the organs.
-
Wolff-Parkinson-White syndrome
A heart condition present at birth in which an extra heart-signaling pathway causes a rapid heartbeat.
-
An injury, damage, or trauma to the body, ranging from minor to life-threatening.
-
A line, crease, or a fold in the skin.
-
Discomfort in the wrist area, usually caused by injury or long-term conditions.
-
A condition that makes the skin look and feel rough, itchy, flaky or scaly.
-
An unusually dry mouth, often caused by medication.
-
A deep breath of air through the mouth that is done without choice and often is triggered by sleepiness.
-
A chronic infection caused by bacteria that affects the skin, bones and joints.
-
A viral infection spread mainly by mosquito bites.
