1968年2月至1980年2月,我院收治节育环异位患者21例.年龄最小者26岁,最大者50岁,放环年限最短1年,最长9年,5年内者占14例。放环时问及放环后出现症状:21例中哺乳期上环者10例,月经后上环1例,不详10例,以哺乳期上环引起异位者多见。放环后出现腹痛5例,阴道 From February 1968 to February 1980, 21 cases of ectopic pregnancy were treated in our hospital, the youngest was 26 years old, the largest was 50 years old, the shortest one year for ring release, the longest 9 years, and 14 cases within 5 years . When asked to put the ring and the ring after the emergence of symptoms: 21 cases of lactation in 10 cases, 1 case of ring after menstruation, unknown 10 cases, caused by lactation Sheung Wan ectopic more common. After the ring appeared abdominal pain in 5 cases, vagina