Acute and chronic pyelonephritis, cow

Acute and chronic pyelonephritis, cow

Necropsy photograph of the kidneys of adult cow with chronic (right) and acute (left) pyelonephritis (left) in an adult cow. The cut sections reveal chronic pyelonephritis and a markedly smaller, fibrotic right kidney.

Courtesy of Dr. Sameeh M. Abutarbush.