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이국원 ( Lee Gug Won ),이동형 ( Lee Dong Hyeong ),신병섭 ( Sin Byeong Seob ),김기형 ( Kim Gi Hyeong ),윤만수 ( Yun Man Su ) 대한산부인과학회 2003 Obstetrics & Gynecology Science Vol.46 No.10
46,XY pure gonadal dysgenesis, also known as Swyer syndrome, is a disorder of sexual differentiation. Its characteristics include a female phenotype without the somatic stigmata of Turner`s syndrome, primary amenorrhea, sexual infatilism and bilateral str
과배란유도에 대한 난소반응 예측인자로서 기저 및 탈감작후 황체화호르몬 농도
이국원 ( Lee Gug Won ),서동수 ( Seo Dong Su ),조무성 ( Jo Mu Seong ),정은주 ( Jeong Eun Ju ),김기형 ( Kim Gi Hyeong ),이규섭 ( Lee Gyu Seob ) 대한산부인과학회 2004 Obstetrics & Gynecology Science Vol.47 No.3
Objective : The effect of basal day 3 luteinizing hormone (LH) and pituitary desensitized day 3 LH level on ovarian response to controlled ovarian hyperstimulation were investigated. Methods : From January 1999 to December 2001, 445 cycles for in vitro fertilization & embryo transfer (IVF-ET) were allocated to this study. Controlled ovarian hyperstimulation (COH) was performed using long protocol of gonadotropin-releasing hormone agonist (GnRHa). All patients included in this study had blood samples drawn on cycle day 3 prior to COH and cycle day 3 after pituitary desensitization with GnRGa for measurement of FSH and LH. Infertile women were younger than 43 years old, and had normal menstrual cycle, normal day 3 FSH &LH level (<10 mIU/㎖), infertility factor caused by tubal factor, mild endometriosis, unexplained infertility or mild male subfertility. The result of COH and IVF-ET were compared between low LH group and high LH group according to the level of basal LH (3 mIU/㎖) & down-regulated LH (1 mIU/㎖). Results : The low LH groups were significantly higher FSH:LH ratio, higher dose of exogenous gonadotropin for pituitary desensitization, longer duration of gonadotropin administration. The peak estradiol, number of oocytes retrieved, number of MII oocyte, mean cumulative embryo score (MCES) were significantly lower in the low LH group than the high LH group. There were not significantly differentiation in the duration of pituitary desensitization, fertilization rate and the number of transferred embryos. The clinical pregnancy rate per cycle was not correlated with the value of basal LH concentration, but correlated with the value of down-regulated LH concentration. Conclusion : The lower LH activity (basal LH<3 mIU/㎖, down-regulated LH<1 mIU/㎖) is significantly associated with reduced ovarian response in controlled ovarian hyperstimulation after desensitization with GnRHa. These result suggest that down-regulated LH level 1 mIU/㎖ may be a useful predictor of the clinical pregnancy rate pre cycle after controlled ovarian hyperstimulation.