酷似直肠癌的直肠子宫陷窝间皮瘤刘禄明孙百胜患者女，２６岁。粘液脓血便半年。患者半年前无明显诱因出现粘液脓血便，大便变形、变细，每天１０余次，有时不成形，伴有里急后重，及尿急、尿频等。患者自幼未有月经，婚后４年不孕。体检：患者消瘦，痛苦貌。左下腹稍隆... Rectal rectal uterine lacunae mesothelioma resembling rectal cancer Liu Luming Sun Baisheng female patient, 26 years old. Mucus pus and blood will be six months. Six months before the patient had no obvious cause of mucous pus and blood, the stool deformed and became fine, more than 10 times a day, sometimes not forming, accompanied by tenesmus, and urgency, urinary frequency and so on. The patient had no menstruation since childhood and was infertile 4 years after marriage. Physical examination: The patient is wasting and suffering. The left lower abdomen is slightly longer...