自1987年以来,我院先后收治12例因痔疮注射引起肛门狭窄患者,现介绍两例典型病例和分析注射次数及药量与肛门狭窄关系,并从药理作用方面作进一步详述。一、一般资料男性6例,女性6例,最大年龄68岁,最小26岁,平均48岁,引起肛门狭窄时间:最长7个月,最短20天,平均4个月。二、典型病例例1,杜某,女性,30岁。病案号127871,因逐渐排便困难2月余入院,半年前由于痔疮脱出伴出血在某空军医院就医,当时采用痔疮注射法(用药不详),每周2次,每次注射3个点,量约4毫升,注射3周后痔疮未见脱出,出血停止,但感肛门下坠胀痛,再次来院仍采用上述治疗2周,症状逐渐加重,并出现排便不畅,大便储积在肛门口周围,逐次用 Since 1987, our hospital has treated 12 patients with anal stenosis caused by hemorrhoids injection. We present two typical cases and analyze the relationship between the number of injections and the dose and anal stenosis, and further elaborate on the pharmacological effects. First, the general information of 6 males and 6 females, the oldest age 68 years, minimum 26 years old, average 48 years old, causing anal stenosis time: up to 7 months, the shortest 20 days, an average of 4 months. Second, the typical case 1, Du, female, 30 years old. Case number 127871, due to progressive defecation more than 2 months admitted to hospital, hemorrhoids prolapse with hemorrhage six months ago in an Air Force hospital for medical treatment, was the use of hemorrhoids injection (medication unknown), 2 times a week, each injection of 3 points, 4 ml, 3 weeks after the injection of hemorrhoids no prolapse, bleeding stopped, but the anal ankle pain, again to hospital is still using the above treatment for 2 weeks, the symptoms gradually aggravated, and poor defecation, stool accumulation around the anus, successive use