Giardia /Gi·ar·dia/ (je-ahr´de-ah) a genus of flagellate protozoa parasitic in the intestinal tract of humans and other animals, which may cause giardiasis; G. lam´blia (G. intestina´lis) is the species found in humans.
Giardia
giantism,
Gi·ar·di·a (j -är d- )n. A genus of flagellated, usually nonpathogenic protozoa that are parasitic in the intestines of vertebrates including humans and most domestic animals. |
Giardia
[jē·är′dē·ə]
Etymology: Alfred Giard, French biologist, 1846-1908
a common genus of flagellate protozoans and a major cause of nonbacterial diarrhea in North America and of intestinal disease globally. Many species of Giardia normally inhabit the digestive tract and cause inflammation in association with other factors that produce rapid proliferation of the organism. See also giardiasis.
giantism,
n (macrosomia), excessive growth resulting in a stature larger than the range that is normal for age and race.
giantism, infantile,
n excessive growth occurring before adolescence.
giantism, primary,
n excessive growth not attributable to a definite cause.
giantism, secondary,
n excessive growth secondary to a disorder of the adrenal, pineal, gonadal, or pituitary gland.
Giardia
n a common genus of the flagellate protozoans. Many species normally inhabit the digestive tract and cause inflammation in association with other factors that produce rapid proliferation of the organism.
Giardia
a genus of flagellate protozoa parasitic in the intestines of most animals. They are capable of causing protracted, intermittent diarrhea suggestive of malabsorption, sometimes dysentery, but many infections may be non-symptomatic. Includes G. bovis (cattle), G. canis (dogs), G. caprae (goats), G. cati or G. felis (cats), G. caviae (guinea pigs), G. chinchillae (chinchillas), G. duodenalis (rabbits), G. equi (horses), G. felis (cats), G. intestinalis (G. lamblia; found in humans, pigs, budgerigars, monkeys), G. muris (mice, rats).
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Giardia trophozoites. By permission from NelsonRW, Couto CG, Small Animal Internal Medicine, Mosby,2003
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