【摘要】 目的 探讨肠缺血的病因、CT检查技术及其影像表现。方法 45例肠缺血均经螺旋CT扫描，26例经过手术证实。结果 肠系膜动脉缺血24例，肝固有动脉缺血4例，肠系膜静脉缺血17例。14例经过治疗痊愈，5例急性死亡。结论 严格掌握CT检查技术，根据CT影像表现并密切结合临床，对肠缺血疾病可以作出确定诊断。

    【关键词】 肠缺血；体层摄影术；X线计算机

    【Abstract】 Objective It is still a difficult problem for clinical and imaging doctors to make diagnosis for intestinal ischemia.Forty-five patients were choiced to study pathogeny of intestinal ischemia,CT examine techniques and imaging findings.Methods All of forty-five patients underwent spiral CT scan,twenty-six cases of them were proved through operation,fourteen cases were fully recovered through treatment,five cases were dead.Results Forty-four cases were found with mesentery artery ischemia,four cases with proper hepatic artery ischemia,seventeen cases with mesentery venous ischemia.Conclusion Diagnosis of intestinal ischemia can be made definitely by strictly mastering CT examine techniques and it's CT findings combination with clinical features.

    【Key words】 intestinal ischemia；tomography；X-ray computed

    肠缺血是肠动脉和静脉灌注血流减少引起的一种复杂的疾病状态 ......