Abstract: Objective:To evaluate the value of 128 slice spiral CT in localizing abdominal hollow viscera perforation.Materials and methods:CT findings of 60 patients with abdominal hollow viscera perforation proved by surgery were retrospectively analyzed.Results:59 cases were located in stomach and intestine(23 gastroduodenal,13 jejunum and ileum,3 appendix,20 colon),and the other 1located in uterine.The main signs of cavity organs perforation included gas accumulation,extra air bubble sign around perforated viscera,ascites,localized thickening of the intestinal walls,and fat stranding.Conclusion:128 slice spiral CT has important clinical application value for timely diagnosising the site and complication of the perforation.