Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «G»:
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GOO
GOO: Gastric outlet obstruction....
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Good Samaritan
Good Samaritan: Someone who voluntarily helps someone else who is in distress.
The term "Good Samaritan" comes from the parable of the Good Samaritan related in the Book of Luke in the New Testament of the Bible. The parable tells of a Samaritan (a resident of Samaria) who stopped to help a man who...
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Good Samaritan law
Good Samaritan law: A law designed to protect a Good Samaritan from legal liability. Such laws usually specify that whoever in good faith provides emergency (and sometimes non-emergency) medical services shall not be civilly liable unless their acts constitute wanton misconduct. See also Good Samari...
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Good-for-you bacteria
Good-for-you bacteria: Bacteria that are good for health. Lactobacillus acidophilus are a type of good-for-you bacteria. The term is an informal one for probiotic....
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Goodman syndrome
Goodman syndrome: A genetic syndrome characterized by acrocephalosyndactyly -- birth defects involving the head and face and the fingers. The craniofacial features are essentially those of acrocephaly while the finger abnormalities include polydactyly (extra fingers), syndactyly (fusion of the finge...
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Goodpasture syndrome
Goodpasture syndrome: An autoimmune disease characterized by a combination of lung and kidney disease --specifically, pulmonary hemorrhage (bleeding in the lungs) and glomerulonephritis (inflammation of the glomerulus) --due to severe inflammation in the basement membranes of the alveolus of the lun...
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Goose bump
Goose bump: A temporary local change in the skin when it becomes rougher due to erection of little muscles, as from cold, fear, or excitement.
The chain of events leading to this skin change starts with a stimulus such as cold or fear. That stimulus causes a nerve discharge from the sympathetic ne...
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Gooseflesh
Gooseflesh: A temporary local change in the skin when it becomes rougher due to erection of little muscles, as from cold, fear, or excitement.
The chain of events leading to this skin change starts with a stimulus such as cold or fear. That stimulus causes a nerve discharge from the sympathetic ne...
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Gorham disease
Gorham disease: Also called disappearing bone disease. Extensive loss of calcium from a single bone so that it cannot be seen on x-ray. Any bone can be involved but the upper arm, shoulder, and jaw are most frequent. This type of selective decalcification is sometimes associated with the presence of...
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Gorlin syndrome
Gorlin syndrome: The nevoid basal cell carcinoma syndrome, a genetic disorder inherited in an autosomal dominant manner and characterized by a broad face, rib malformations, and an extraordinary predisposition to basal cell carcinoma, a type of skin cancer.
The gene for Gorlin syndrome has been mapp...
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Gorlin syndrome II
Gorlin syndrome II: Name sometimes used for the LEOPARD syndrome which Dr. Robert J. Gorlin and colleagues recognized and reported in the medical literature in 1969.
A oral pathologist and clinical geneticist at the University of Minnesota, Bob Gorlin (1923-) delineated many of the now-known crani...
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Gorlin-Goltz syndrome
Gorlin-Goltz syndrome: See: Gorlin syndrome....
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Gottron sign
Gottron sign: A scaly, patchy redness over
the knuckles seen in patients with dermatomyositis, an inflammatory muscle
disorder.
(See polymyositis)....
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Gout
Gout: Condition characterized by abnormally elevated
levels of uric acid in the blood, recurring attacks of joint inflammation (arthritis), deposits of
hard lumps of uric acid in and around the joints, and decreased kidney function
and kidney stones. Uric acid is a breakdown
product of purines, t...
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Gout, tophaceous
Gout, tophaceous: A form of chronic gout whereby
nodular
masses of uric acid crystals (tophi) are deposited in different soft
tissue areas of the
body. Even though tophi are most commonly found as hard nodules
around the fingers, at the
tips of the elbows, and around the big toe, tophi nodules ca...