急性出血坏性肠炎是一种一原因不甚清楚的急症，一般认为与感染和变态反应有关，病变特点是肠壁发生明显的出血及坏死，且常呈节段性分布，以空肠和回肠最为多见。其临床表现为腹痛、腹泻、便血、呕吐、发热等。重症病人由于细菌或毒素透过坏死的肠壁进入腹腔，或由于穿孔引起 Acute hemorrhagic malignant enteritis is a kind of emergency that is not clear for a reason. It is generally considered to be related to infection and allergy. The lesion is characterized by obvious hemorrhage and necrosis in the intestinal wall, and often shows segmental distribution. The most common is jejunum and ileum More common. The clinical manifestations of abdominal pain, diarrhea, blood in the stool, vomiting, fever and so on. Severe patients due to bacteria or toxins through the necrotic bowel into the abdominal cavity, or due to perforation