直肠癌术后并发急性坏死性胰腺炎，尚未见文献报道。现将我院直肠癌术后并发急性坏死性胰腺炎２例报告如下。一、临床资料例１　女性，４２岁，以诊断“直肠癌”入院。无胆囊炎胆石症病史。体格检查发现距肛缘８ｃｍ有一菜花样肿物，病理报告为直肠腺癌。Ｂ型超声示：肝脏、肝 Acute necrotic pancreatitis after rectal cancer has not been reported in the literature. Two cases of postoperative acute necrotizing pancreatitis in rectal cancer in our hospital are reported below. First, clinical data Example 1 Female, 42 years old, admitted to hospital for diagnosis of “rectal cancer.” No history of gallstone cholelithiasis. Physical examination revealed a cauliflower-like mass 8 cm from the anal verge and the pathology report was rectal adenocarcinoma. Ultrasound B type: liver, liver