贲门周围血管离断术后再次出血的原因经 常是因为血管结扎不彻底，其中最容易遗 漏的血管为

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32550' and id < 2586726 and id<>'2586726' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32550' and id > 2586726 and id<>'2586726' order by id asc limit 5