avian encephalomalacia

avian encephalomalacia: a disease of young chickens due to vitamin E deficiency, in which there is ataxia, incoordination, paralysis, and severe encephalomalacia in several areas of the brain, especially the cerebellum. It must be differentiated from avian encephalomyelitis. Called also crazy chick disease.

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avian encephalomyelitis — n a usu. fatal infection of young chickens caused by a picornavirus (genus Hepatovirus) and characterized by ataxic gait and weakening of the legs and by tremor esp. of the head and neck called also epidemic tremor * * * a viral disease of… … Medical dictionary
crazy chick disease — chik n a disease of the nervous system of young chickens caused by inadequate intake of vitamin E and marked by severe muscular incoordination, tremors, and encephalomalacia followed by paralysis and by renal congestion and failure called also… … Medical dictionary

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