子宫内膜异位乃子宫内膜组织出现于子宫腔以外的脏器或组织中。由于性激素对于宫内膜的影响,出现于子宫腔以外的内膜组织亦可起月经周期之变化,而产生不同的症状。阴道子宫内膜异位症较少见。我院曾用开窗术治疗2例阴道壁子宫内膜异位症因淤血形成之假性囊肿,取得良好效果,特介绍如下。例1,闵×,女性,24岁,已婚,住院号1678,因行经期及行经前后肛门处,胀痛利害,于1976年3月4日入院。患者13岁月经初潮,周期7/25天,量中等,偶有小血块,开始1年月经正常,无自觉症状。从14岁起月经期肛门胀痛利害,不能坚持工作,晚上经常痛醒。疼痛从月经前数天开始,一直痛到月经干净10多天后,阴道再流出一些暗红色血液,疼痛才逐渐减轻。从15岁起就开始求医,虽经中西医综合治疗,均无明显效果。末次月经1976年 Endometriosis is the presence of endometrial tissue in the organs or tissues outside the uterine cavity. Due to the effect of sex hormones on the endometrium, the endometrial tissue that appears outside the uterine cavity may also vary from the menstrual cycle to produce different symptoms. Vaginal endometriosis is rare. Our hospital had used fenestration 2 cases of vaginal wall endometriosis due to congestion formation of pseudocysts and achieved good results, special introduction is as follows. Example 1, Min ×, female, 24 years old, married, hospital number 1678, due to menstrual period and before and after the anus, pain and pain, admitted on March 4, 1976. 13 years of menarche patients, cycle 7/25 days, the amount of medium, occasionally small blood clots, began normal menstruation 1 year, no symptoms. From the age of 14 anal pain during menstruation, can not insist on work, often wake up at night. Pain from a few days before menstruation, has been painful to menstruation clean more than 10 days, the vagina and then shed some dark red blood, pain gradually reduced. From the age of 15 began to seek medical treatment, although integrated traditional Chinese and Western medicine, no significant effect. The last menstruation 1976 years