hysteroscopy as a minimally invasive surgery, a good substitute for invasive gynecological procedures

background:   objective: this study aimed to evaluate the diagnostic and therapeutical efficiency of hysteroscopy in managing the common conditions including abnormal uterine bleeding, abortion and infertility.   materials and methods: this was a descriptive cross-sectional study to compare hysteroscopy as a minimally invasive approach with conventional laparatomy and hysterectomy or repair of mulerian anomalies and watch the uterine cavity for intrauterine pathology in cases of infertility. overall 277 women underwent hysteroscopy were evaluated in three groups: with aub 226 cases, with infertility 34 cases and with recurrent abortions with septate uterus17 cases. the overall success rate was recorded and analyzed after six months in order of indication of hysteroscopy results: hysteroscopy as sole diagnostic procedure in 16.5, 8.8 and 14.3%of aub, infertility and abortion cases, respectively. in aub cases, curettage, myomectomy, polypectomy and hysterectomy were the main diagnostic-therapeutical approaches along with hysteroscopy. in infertiles, myomectomy, polypectomy were the main diagnostic-therapeutical approaches in abortion group, laparoscopy guided, septum resection adhessiolysis , curettage and myomectomy were the main aproach. there was not any major complication. the diagnostic-therapeutically measures accompanying with the hysteroscopy were successful in 73.5% of the bleeding group and 33.3% of the infertility group in follow-up period. conclusion: based on our results, hysteroscopy is a safe, accurate and highly-efficient procedure in managing women with abnormal uterine bleeding, recurrent abortion due to septate uterus