о р и г и н а л ь н а я с т а т ь я How to assess the state of the ovarian reserve after conservative surgical interventions on pelvic organs in women of reproductive age Е. <...> Evaluate the results of conservative surgical interventions on pelvic organs in women of reproductive age and to develop predictive algorithms to preserve fertility function among this cohort. <...> For this purpose, we selected 98 patients of reproductive age, who were interested in maintaining fertility function after surgery due to benign tumors of the pelvic organs (ovaries and uterus) and isolated tubal-peritoneal infertility. <...> When comparing retrospective and prospective results in patients of reproductive age underwent conservative surgery using laparoscopic and laparotomic accesses were detected significant changes. <...> We have identified a significant increase in the concentration of LH and FSH, decrease in E2 level, reduced AMH level and a slight increase in AOA titres in hormonal assay, during an ultrasound investigation of pelvic organs we revealed reduction in volume of the uterus and both ovaries, decreased follicular pool, during color Doppler imaging, indices Vmax, Vmin, Tmax were significantly reduced, which in turn was accompanied by an increase in vascular resistance in imaged arteries. <...> Similar changes received after using monopolar and bipolar electrosurgery. <...> When intergroup comparison of prospective results, we found that using of laparotomy access and monopolar electrosurgery is more sparing method of choice to implement further fertility function for women of reproductive age. <...> Conservative surgery on pelvic organs leads to a decrease in ovarian follicular pool, which resulted in developing of premature ovarian failure (POF). <...> When the urgency of surgical treatment is inevitable for women of reproductive age, selection of the optimal volume and access for surgical intervention can give more promising results regarding fertility preservation function. <...> Key words: ovarian reserve, conservative surgery on pelvic organs, fertility function of females Оценка состояния овариального резерва после органосохраняющих методов оперативного лечения по поводу доброкачественных образований органов малого таза у женщин репродуктивного возраста Е. <...> Так как, мы <...>