Results: In all 18 cases,gastric perforation occurred in 1 case,duodenum 2 cases,jejunoileal intestine 12 cases,colon 3 case,and multiple perforation was in jejunoileal intestine.

• 结果:18例外伤急诊患者中,胃、十二指肠、空回肠与结肠穿孔各1,2,12,3例,其中空回肠为多处破裂,CT主要征象为腹腔散在积液征、游离气腹征、肠系膜与肠壁增厚模糊征、造影剂外溢征。