Pigmentary nephrosis
Pigmentary nephrosis
Normal or chronic fibrotic kidneys with dark discoloration
Possible causes:
*postparturient hemoglobinuria in cattle
*hemosiderosis in cattle
*lipofuscinosis in cattle
*chronic copper poisoning in sheep and goat
***cloisonne kidney in the Angora goat
*congenital porphyrinosis in pig
*bile obstruction or hemolytic situation in dog and cat.