Microscopic hepatic lesions, inclusion body hepatitis, poultry

Photomicrograph showing hepatic lesions found in inclusion body hepatitis. The liver on the left shows acute necrosis of the hepatocytes and several basophilic intranuclear inclusion bodies (arrowheads). Similar lesions may be found in hepatitis hydropericardium syndrome. A normal liver is on the right for comparison. H&E stain; scale bar = 100 mcm.