我院曾收治2例被误诊的粘肠癌患者,一例误诊为慢性菌痢,另一例误诊为阿米巴痢疾,后因久治不愈怀疑癌肿才转外科治疗。【例1】男性,25岁,在1960年7月间开始排粘液血便,每天十余次,并有里急后重、不规则发烧、恶心、呕吐等。经治疗后急性症状消失,但腹泻、腹痛与粘液血便仍存在,诊断为慢性菌痢转来我院。入院后曾2次培养出痢疾杆菌,故仍按慢性 Two cases of colorectal cancer were misdiagnosed in our hospital. One case was misdiagnosed as chronic bacillary dysentery. The other case was misdiagnosed as amoebic dysentery. The patient was suspected of having cancer after prolonged treatment. [Example 1] Male, 25 years old, began to have mucus bloody stool more than ten times a day in July 1960 with tenesmus, irregular fever, nausea and vomiting. Acute symptoms disappear after treatment, but diarrhea, abdominal pain and mucus bloody persistence, diagnosis of chronic bacillary dysentery transferred to our hospital. Once admitted to hospital twice dysentery bacilli, it is still chronic