Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «G»:
Guillotine: A machine used during (and after) the French Revolution for beheading people condemned to death, by means of a heavy sharp blade that slid down within vertical guides. By extension, "guillotine" refers to any shearing machine or instrument (such as a paper cutter, a book trimmer, etc.) t...
Guinea pig: 1.Cavia porcellus, also known as Cavia cobaya, a plump rodent native to South America brought to Europe by the Spanish conquistadors. Often kept as pets. And once very widely used aa a laboratory animal for research.
2.By extension, someone (or something) used as a subject of experiment...
Guinea worm disease
Guinea worm disease: A parasitic disease caused by infection with the guinea worm (Dracunculus medinensis), the largest parasite known to plague people. Guinea worm disease is also called Dracunculiasis and end-of-the-road disease because it is not seen in the big cities.
Once it infects a person, ...
Gulf War syndrome
Gulf War syndrome: A highly controversial syndrome involving a constellation of illnesses experienced by 5,000 to 80,000 American veterans who were in the Gulf War. (The Veterans Administration considers those who served between August 2, 1990 and July 31, 1991 as "Gulf War Conflict" veterans.) Desp...
Gullet: The esophagus. The words esophagus and gullet differ in origin. Esophagus comes from the Greek whereas gullet is a diminutive of the Latin gula meaning throat. The idea was that the esophagus, being narrower than the throat, was the little throat....
Gum disease: Inflammation of the soft tissue (gingiva)
and abnormal loss of bone that surrounds the teeth and holds them in place. Gum disease is
caused by toxins secreted by bacteria in "plaque" that accumulate over time
along the gum line. This plaque is a mixture of food, saliva, and ba...
Gun stock deformity
Gun stock deformity: See: Cubitus varus....
Gunnar B. Stickler
Gunnar B. Stickler: See: Stickler, Gunnar B....
Gustatolacrimal reflex: See: Crocodile tears syndrome....
Gustatory sweating: Sweating on the forehead, face, scalp,
and neck occurring soon after ingesting food. Some gustatory sweating
is normal after eating hot, spicy foods. Otherwise, gustatory
sweating is most commonly a result of damage to a nerve that goes to
the parotid gland, the large salivar...
Gustavson syndrome: A disorder first reported in 1999 by Gustavson and colleagues as a new X-linked mental retardation syndrome. In the family they studied there were 7 male children in 2 generations with the syndrome. The affected males were genealogically connected through females who were presume...
Guthrie test: A simple screening blood test for phenylketonuria (PKU). The Guthrie test was the original impetus to newborn metabolic screening.
In 1958-59 Dr. Robert Guthrie (1916-95) was asked if he might to develop a simple method to monitor the blood phenylalanine (phe) level. He developed a tes...
Guttate psoriasis: A type of psoriasis
characterized by red, scaly patches of inflamed skin on all
parts of the body. It is associated with a lung infection
in many cases....
GVHD: Graft-versus-host disease....
Gy: Abbreviation for gray....