结肠或直肠子宫内膜异位是子宫内膜异位埋植于结肠壁或直肠壁的一种病理现象,好发于育龄期妇女,发病率为3～34%。常见的异位点有乙状结肠与直肠交界处以及直肠与子宫、阴道相毗邻的肠壁,小肠和盲肠处少见。Lansac等收集了127例子宫内膜异位的病例,发现异位点位于乙状结肠与直肠交界处的有65 Colon or rectum Endometriosis is endometriosis implanted in the colon or rectal wall of a pathological phenomenon, occurs in women of childbearing age, the incidence of 3 to 34%. Common heterotopic point sigmoid colon and rectum junction and the rectum and uterus, vaginal adjacent intestinal wall, small intestine and cecum Department rare. Lansac and other cases collected 127 cases of endometriosis and found that the site of heterotole located in the junction of the sigmoid colon and rectum 65