原发性大肠三位腺癌１例李群秀，黄小让，张利亚患者男，５３岁，因右下腹胀痛伴粘液血便一月余入院。疼痛呈发作性加剧，可自行级解。每天解粘液血便６～８次，血粪不相混，血呈鲜红或暗红色。白色粘液则附于粪便的表面。曾以＂痢疾＂治疗无效。体检：右下腹触及３×２ｃ... Primary colorectal triadercular carcinoma in 1 case Li Qunxiu, Huang Xiaorang, Zhang Liya patient male, 53 years old, due to right lower abdominal pain with mucous bloody stool more than a month admitted. Painful exacerbation of pain, can be self-level solution. Daily demyxification of blood will be 6-8 times, blood feces are not mixed, the blood was bright red or dark red. White mucus is attached to the surface of the feces. He had failed to treat with “diarrhea.” Physical examination: the right lower abdomen touches 3×2c...