子宫内膜异位症 (以下简称内异症 )是一种激素依赖性疾病 ,它的发生发展与内分泌功能状态有关。激素治疗主要依靠抑制卵巢功能 ,以诱发异位子宫内膜萎缩。临床上药物治疗主要用于轻、中度内异症或术后复发者 ,以达到缓解内异症疼痛和增加妊娠率的目的。对于直径 5～ 6ｃｍ以上 Endometriosis (hereinafter referred to as endometriosis) is a hormone-dependent disease, its occurrence and development and endocrine status. Hormone therapy mainly depends on the inhibition of ovarian function to induce ectopic endometrial atrophy. Clinical drug treatment is mainly used for mild to moderate endometriosis or postoperative recurrence in order to achieve the purpose of relieving the pain of endometriosis and increasing the pregnancy rate. For more than 5 ~ 6cm in diameter