摘要Objective:To investigate the heterogeneity of premature ovarian failure(POF).Methods:A retrospective study was carried out in Peking Union Medical College Hospital(PUMCH),two hundred and forty-five women with POF were retrospectively analyzed in the reproductive endocrinology clinic in PUMCH from 1988 to 2008.Results:During the hormone replacement therapy,ovarian function recovery was observed in 6 idiopathic POF cases,3 out of these 6 got pregnaney and regular menses with elevated estradiol and decreased follicular stimulating hormone(FSH).The spontaneous pregnancy in the group was 1.22%(3/245).It is indicated that even women di-agnosed as POF still have the possibility of spontaneous ovulation.Conclusions:POF is a kind of disease with heterogeneity.We must give the individualized therapy to POF pa-tients.