acute hemorrhagic pancreatitis

an acute inflammation of the pancreas accompanied by the formation of necrotic areas and hemorrhages into the substance of the gland; clinically marked by sudden severe abdominal pain, nausea, fever, and leukocytosis; areas of fat necrosis are present on the surface of the pancreas and in the omentum due to the action of the escaped pancreatic enzyme (trypsin and lipase).