患者(住院号95465)男性,55岁,山东济阳县农民。因肛門外周生疮二年多,大便带血一年多,加重四个月于1963年8月30日入院。病人于两年前肛門外起一小疮,有烧灼感,疼痛,后破潰流出烂肉样物及脓血而自愈。不久局部病損复发,且逐漸长大,疼痛致影响活动以至不能参加劳动。当时大便每月1—2次,成形,无脓血,不伴腹痛。一年来大便带鮮血,时輕时重。近四个月来便鲜血次数加多,由每日3—3次增加到8—9次,粪便由黄色軟便而变为褐色稀便,伴里急后重感,但从未发冶发烧,恶心呕吐。未經任何治疗。在我院門診曾疑及直腸肛門癌,后經病理检验証实为阿米巴潰瘍 Patient (hospital number 95465) Male, 55 years old, farmer in Jiyang County, Shandong Province. Due to anal peripheral sore for more than two years, stool bloody more than a year, increased four months in August 30, 1963 admitted to hospital. Two years ago, the patient started a small sore outside the anus, with a burning sensation, pain, and ulceration and outflow of rotten meat and pus and blood. Shortly after the local disease recurrence, and gradually grow up, the pain caused by the activities and can not participate in labor. At that time, stool 1-2 times a month, forming, no abscess, not accompanied by abdominal pain. One year stool with blood, when light weight. In the past four months, the blood count increased from 3-3 times daily to 8-9 times. The stool changed from yellow soft stools to brown stools, accompanied by tenesmus, but never developed fever and nausea and vomiting. Without any treatment. In our hospital clinic suspect and rectal cancer, confirmed by pathological examination for amoeba ulcer