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April 2006

Sheep small intestines: Pigmented Johnes Disease

Detailed information. Species & breed: Sheep, adult, Scottish blackface, female.

Organ: Small intestine

History: Chronic loss of weight and diarrhoea.

Autopsy findings (excerpt): The small intestines were thickened and the mucosa was yellow..

Diagnosis: Pigmented Johnes disease

Necropsy performed by: Dr Hal Thompson

Photo by: Richard Irvine