患者男,61岁。半月前,无何明显诱因出现腹痛,尤以中下腹部为著。初起为脓血便,量不多,每次3—4天,给痢特灵口服后,腹痛、脓血便稍减轻。二月后,腹痛血便加重,大便次数增至每天10余次,为血水样稀便,伴发冷、发烧,给予痢特灵,氯霉素等治疗,症状不缓解,渐出现脱水、腹胀而住院。化验:白细胞26400,杆状29％,分叶41％,淋巴6％,嗜酸性1％,单核1％,晚幼粒细胞22％,嗜中性粒细胞含中毒颗粒100％;粪便在高倍镜下检 Male patient, 61 years old. Half a month ago, no obvious incentive for abdominal pain, especially in the lower abdomen. Since the beginning of pus and blood, not much, every 3-4 days, to furazolidone oral, abdominal pain, pus and blood will be slightly reduced. After February, abdominal pain increased blood stool, stool frequency increased to more than 10 times a day for the bloody stools, accompanied by cold, fever, given furazolidone, chloramphenicol and other treatment, the symptoms do not ease, gradually dehydration, bloating And hospitalized. Assay: WBC 26400, rod 29%, leaf 41%, lymph 6%, eosinophilic 1%, mononuclear 1%, late promyelocytic 22%, neutrophil containing poisoned particles 100% Microscopic examination