A RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED COMPARISON OF THE IMPACT OF LOW-DOSE AND TRIPHASIC ORAL-CONTRACEPTIVES ON FOLLICULAR DEVELOPMENT

被引:31
作者
YOUNG, RL
SNABES, MC
FRANK, ML
REILLY, M
机构
[1] Houston, Texas
关键词
ORAL CONTRACEPTIVES; FOLLICULAR DEVELOPMENT;
D O I
10.1016/S0002-9378(11)91570-1
中图分类号
R71 [妇产科学];
学科分类号
100211 ;
摘要
OBJECTIVE: This investigation tests the hypothesis that triphasic oral contraceptives are associated with the development of large, persistent ovarian cysts. STUDY DESIGN: Weekly vaginal ultrasonography was used in a randomized, double-blind, placebo-controlled, parallel-group, single-center study that compared the incidence, risk, size, and time to resolution of ovarian follicles in healthy women who took Estrostep or Loestrin oral contraceptives (manufactured by Parke-Davis) or a placebo during three consecutive menstrual cycles. RESULTS: Sixty-three percent of placebo-treated subjects developed follicles >18 mm, compared with 39% and 23% in the Estrostep and Loestrin groups. The risks for each group of developing a large follicle during a single cycle were not different. No dominant follicle persisted for >2 weeks for any subject. CONCLUSION: These results demonstrate that follicular development continues during treatment with oral contraceptives. In addition, the findings fail to support the hypothesis that triphasic oral contraceptives result in persistent ovarian cysts.
引用
收藏
页码:678 / 682
页数:5
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