1　病例资料患者 ,男 ,45岁 ,广东大埔县青溪镇人 ,公安干部。自述中学毕业下乡参加农田劳动 ,后常出现趾 (指 )间瘙痒症状 ,抓破后感染溃烂。 1974年出现恶心 ,呕吐 ,腹胀等症 ,每天排稀便 2～ 3次 ,粪便常带粘液脓血 ,被诊断为阿米巴痢疾治疗 ,但 2 7年来症状反复发作。2 0 0 1 case data patients, male, 45 years old, town of Daxu County, Guangdong Qingxi people, public security cadres. Readme secondary school to go to work in rural areas to participate in farm work, often after toe (finger) between the symptoms of scratching infection after ulceration. In 1974 nausea, vomiting, abdominal distension and embolism, excretion of loose stool every day 2 to 3 times, often with mucus purulent blood, was diagnosed as amoebic dysentery treatment, but 27 years of recurrent symptoms. 2 0 0