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急性肠系膜缺血(acute mesenteric ischemia,AMI)是一种由肠系膜动脉供血不足或静脉血液回流障碍所致的缺血性肠道病变,为外科急诊中较少见的一类急腹症,其发病隐匿、进展快、症状和体征极不符、误诊率(90%~95%)及病死率均高(60%~80%)~([1-3])。据其病因可将其分为肠系膜动脉梗死(包括肠系膜动脉血栓栓塞和肠系膜动脉血栓形成)、肠系
Acute mesenteric ischemia (AMI) is an ischemic bowel disease caused by insufficient blood supply to the mesenteric artery or venous return disorder. It is a rare type of acute abdomen in surgical emergency. The incidence of acute mesenteric ischemia Concealment, rapid progression, incompatibility of symptoms and signs, misdiagnosis rate (90% -95%) and case fatality rate (60% -80%) ~ ([1-3]). According to their causes can be divided into mesenteric artery infarction (including mesenteric artery thromboembolism and mesenteric artery thrombosis), gut