circling disease

circling disease2016-12-07T15:58:21+00:00

circling disease  

circling disease image from New Medical Terms

circling disease

VETERINARY MEDICINE

A zoonosis caused by Listeria monocytogenes, which primarily affects ruminants fed on fodder from fermented green forage stored in silos.

Listeriosis in sheep is also caused by Listeria ivanovii.

Clinical findings The animal walks in circles with head tilted and face paralysed, accompanied by uncoordinated movement, poor feeding, fever, and disorientation.

Micro Multifocal asymmetrical microabscesses and mononuclear cell meningoencephalitis in the brainstem, anterior spinal cord and, occasionally, cerebellum. 

Synonyms Listerellosis, listeriosis, listerosis, silage disease, silage sickness 

Reference https://www.addl.purdue.edu/newsletters/2005/fall/listeriosis.htm

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