LNG-IUS治疗子宫内膜增生症患者5年的子宫出血模式

Evaluation of the 5-year bleeding patterns of women with endometrial hyperplasia treatedt by LNG-IUS

目的：研究LNG—IUS治疗宫内膜增生症患者5年的子宫出血模式。方法：采用世界卫生组织推荐的参照期法，对56例子宫内膜增生症患者使用LNG-IUS5年的子宫出血类型进行分析。结果放置LNG-IUS后1—6个月，出血过长为主要的出血模式；放置7—12个月，主要表现为月经基本正常及出血不规则；放置1—3年，主要表现为月经基本正常，比例约32．6％～37．5％；放置4—5年主要表现为闭经，比例约46．7％～54．5％。结论：子宫内膜增生症患者放置LNG—IUS后子宫出血变化表现为出血天数逐渐减少，子宫出血过长、出血不规则并逐渐转向正常月经、闭经。

Objective： To evaluate the 5- year bleeding patterns of women with endometrial hyperplasia treated by LNG- IUS. Methods： The 5-year bleeding patterns of women with endometrial hyperplasia treated by LNG-IUS was analyzed by using the Ro- driguez＇s reference period recommended by WHO. Results： Prolonged bleeding was the most common bleeding patterns during the first 6 months. From the seventh to twelfth month, normal menses and irregular bleeding were the most common bleeding patterns. From the first year to the forth year, normal menses was the most common bleeding patterns with the rate of 32. 6% -37.5%. From the fourth year to the fifth year, amenorrhea was the most common bleeding patterns with the rate of 46. 7% ~ 54. 5%. Conclusion： The bleeding days in women with endometrial hyperplasia treated by LNG-IUS gradually is reduced, the bleeding patterns changed from prolonged bleeding and irregular bleeding to normal menses and amenorrhea.