Medications

Joint aspiration: A procedure whereby a sterile needle and syringe are used to drain joint fluid from the joint. This is usually done as an office procedure or at the bedside in the hospital. The procedure is also known medically as arthrocentesis. ...

Joint - Medical

Joint: A joint is the area where two bones are attached for the purpose of motion of body parts. A joint is usually formed of fibrous connective tissue and cartilage. An articulation or an arthrosis is the same as a joint. Joints are grouped a...

Johnson-Stevens syndrome - Medical

Johnson-Stevens syndrome: See: Stevens-Johnson syndrome. Last Editorial Review: 12/21/2003 Stevens-Johnson syndrome: A serious systemic (bodywide) allergic reaction with a characteristic rash involving the skin and mucous membranes, including the bu...

Johnny - Medical

Johnny: A hospital gown. A johnny is a short collarless gown that ties in the back, worn by patients being examined or treated in a doctor's office, clinic, or hospital. Johnnies are generally disliked by patients as skimpy, ugly, ill-fitting garment...

Johnnies - Medical

Johnnies: Plural of johnny.Last Editorial Review: 9/2/2004 Johnny: A hospital gown. A johnny is a short collarless gown that ties in the back, worn by patients being examined or treated in a doctor's office, clinic, or hospital. Johnnies are general...

John W. Kirkland - Medical

John W. Kirklin: See: Kirklin, John W.. Last Editorial Review: 7/19/2004 Kirklin, John W.: American cardiovascular surgeon (1920-2004) who improved and applied the heart-lung machine to open heart surgery. Dr. Kirklin refined the Gibbon heart-lun...

John La Montagne - Medical

John La Montagne: See: La Montagne, John. Last Editorial Review: 11/6/2004 La Montagne, John: (1945-2004) Medical scientist and administrator who helped develop numerous vaccines and made significant contributions to the international effort ag...

John Hughlings Jackson - Medical

John Hughlings Jackson: See: Hughlings Jackson, John.Last Editorial Review: 2/5/2004 Hughlings Jackson, John: (1835-1911) English physician who pioneered the development of neurology as a medical specialty during the reign of Queen Victoria. John Hu...

John H. Gibbon, Jr. - Medical

John H. Gibbon, Jr.: See: Gibbon, John H., Jr. Last Editorial Review: 7/19/2004 Gibbon, John H., Jr.: American cardiovascular surgeon (1903-1973) who performed the world's first successful open-heart operation using a heart-lung machine that totall...

Jogger's nails - Medical

Jogger's nails: Very small semi-circular white spots on the nails. These spots may be found on the fingernails and, particularly, the toenails. The white spots on the nails reflect injury to the base (matrix) of the nail. The matrix is the part unde...

Jock itch - Medical

Jock itch: A superficial fungus infection of the crotch and perineum known medically as tinea cruris. Good general hygiene helps prevent it, as does keeping the area clean and dry . Laundering underwear and athletic supporters frequently also helps, ...

JMML - Medical

JMML: Juvenile myelomonocytic leukemia. Last Editorial Review: 5/30/2004...

JIP - Medical

JIP: Juvenile intestinal polyposis. See: Juvenile polyposis. Last Editorial Review: 9/2/2004 Juvenile polyposis: An autosomal dominant disorder in which polyps develop throughout the gastrointestinal tract in the first decade or two of life. People...

Jimmy Fund - Medical

Jimmy Fund: A children's cancer fund that has been responsible for highly significant work, especially on chemotherapy, that has reduced the death rate with some childhood cancers — particularly, the most common form of leukemia in children ...

Jewish penicillin - Medical

Jewish penicillin: Chicken soup. If not really a form of penicillin," chicken soup may, in fact, have some therapeutic merit. A study published in the journal Chest demonstrated that chicken soup may contain substances with beneficial activity incl...

Jewett staging system - Medical

Jewett staging system: A system for determining the stage of a prostate cancer. The system uses ABCD. The letters "A" and "B" designate cancers that are confined to the prostate. The letter "C" applies to cancers that have grown out of the prostate b...

Jet lag - Medical

Jet lag: A temporary disorder that causes fatigue, insomnia, and other symptoms as a result of rapid air travel across time zones. Other symptoms of jet lag include anxiety, constipation, diarrhea, confusion, dehydration, headache, irritabi...

Jerk, sleep - Medical

Jerk, sleep: See: Hypnic jerk.Last Editorial Review: 10/18/2003Hypnic jerk: The common normal phenomenon of jerking awake, usually accompanied by a feeling of falling, just as one is drifting off to sleep. Also called a sleep jerk or sleep start. L...

Jerk, hypnic - Medical

Jerk, hypnic: See: Hypnic jerk.Last Editorial Review: 10/18/2003 Hypnic jerk: The common normal phenomenon of jerking awake, usually accompanied by a feeling of falling, just as one is drifting off to sleep. Also called a sleep jerk or sleep start....

Jequirity pea - Medical

Jequirity pea: See: Abrin. Last Editorial Review: 12/4/2003 Abrin: A phytotoxin (plant poison) found in the seeds of a plant called the rosary pea or jequirity pea. These seeds are red with a black spot covering one end. Abrin is similar to r...

Jenny Craig - Medical

Jenny Craig: Jenny Craig is a diet program that originated in Australia in 1983 in Australia and started U.S. operations in 1985. The program teaches participants how to eat the foods they want in small, frequent portions and to increase energy...

Jennerization - Medical

Jennerization: The production of immunity to a disease by inoculation of an attenuated form of the virus causing the disease. Named after the English physician Edward Jenner (1749-1823). Jenner exploited the folk knowledge that people who caught ...

Jennerian method - Medical

Jennerian method: The production of immunity to a disease by inoculation of an attenuated form of the virus causing the disease. Also called jennerization. See: Jennerization.Last Editorial Review: 12/8/2003 Immunity: The condition of being immune. ...

Jenner's method - Medical

Jenner's method: The production of immunity to a disease by inoculation of an attenuated form of the virus causing the disease. Also called jennerization. See: Jennerization.Last Editorial Review: 12/8/2003 Immunity: The condition of being immune. I...

Jellyfish sting - Medical

Jellyfish sting: The injection into the skin of venom from the stinging unit (the nematocyst) of the jellyfish. The jellyfish tentacles can extend for several feet and are lined with venom-filled cells (nematocysts). One tentacle may fire tho...

Jellyfish itch - Medical

Jellyfish itch: An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish are common between March and August in the waters off of Florida and in the Gulf of Mexico and the Caribbean Sea. There ma...

Jejunum - Medical

Jejunum: Part of the small intestine. It is half-way down the small intestine between its duodenum and ileum sections. The term "jejunum" derives from the Latin "jejunus," which means "empty of food," "meager," or "hungry." The ancient Greeks n...

Jejunostomy - Medical

Jejunostomy: A surgical operation to create an opening of the jejunum (a part of the (a part of the small intestine) to a hole ( stoma) in the abdomen. Last Editorial Review: 10/1/2004 Jejunum: Part of the small intestine. It is half-way down ...

Jejunal - Medical

Jejunal: Having to do with the jejunum. Last Editorial Review: 4/27/2011 5:27:15 PM...

JEB (junctional epidermolysis bullosa) - Medical

JEB (junctional epidermolysis bullosa): See: Junctional epidermolysis bullosa.Last Editorial Review: 10/4/2003 Junctional epidermolysis bullosa: A blistering skin condition inherited in an autosomal recessive manner, due to mutation of a gene tha...