The journal of obstetrics and gynaecology research

AimTo assess the utility of intraoperative transvaginal ultrasonography (TVUS) in evaluating the duration of blood flow in cervical hypervascularity as a real time diagnostic marker for placenta accreta spectrum (PAS) in placenta previa.Met…

AimTo clarify live birth outcomes among women receiving extended or repeated high-dose medroxyprogesterone acetate (MPA) therapy for fertility-sparing management of atypical endometrial hyperplasia or endometrioid carcinoma grade 1.MethodsW…

Cervical large-cell neuroendocrine carcinoma (LCNEC) is a rare and highly aggressive malignancy with poor prognoses, particularly in advanced or recurrent disease. We describe a case of advanced and recurrent cervical LCNEC in which long-te…

Parasitic myoma is a relatively rare disease in which one or more leiomyomas form outside the uterus; however, the detailed causes are unknown. Few sporadic reports are available, and per our research, the maximum number of parasitic myomas…

AimTissue factor pathway inhibitor 2 (TFPI2) is a preoperative biomarker that was developed to discriminate ovarian benign tumors from cancer and is covered by health insurance in Japan. The purpose of this study was to evaluate how the TFP…

BackgroundTo investigate the predictive role of a risk assessment model constructed using Caprini score combined with D-dimer in gynecological postoperative patients for the occurrence of deep vein thrombosis.MethodsPatients scheduled for g…

ObjectiveIntestinal disorders (ID) impose a significant burden on preterm infants. Although previous studies have examined individual risk factors for types of ID such as necrotizing enterocolitis (NEC), meconium-related ileus (MRI), and fo…

AimProgesterone has to be administered to prepare the endometrium for frozen-thawed blastocyst transfer (FBT) in a hormone replacement cycle (HRC). The objective of this study was to investigate the efficacy and safety of using Crinone® pro…

AimDiffuse uterine leiomyomatosis (DUL) is characterized by numerous uterine leiomyomas within and diffusely replacing the myometrium. However, because of its rarity, the prevalence, diagnostic criteria, and standard treatment for patients …

AimRecent studies show that human microbiomes play a significant role in the development of endometrial carcinoma, which is a common gynecological cancer affecting women of reproductive age. This review provides an extensive analysis of how…

AimThis study aimed to clarify the impact of coronavirus disease 2019 on gynecology practice in Japan, in particular, on surgeries for benign gynecological diseases.MethodsAn online questionnaire was distributed to 966 facilities in Japan, …

AimThe aim of the present study was to summarize the clinical characteristics and analyze the independent prognostic factors in patients with high-grade endometrial neuroendocrine carcinoma (ENC).MethodsPatients diagnosed with ENC, endometr…

ObjectiveTo investigate the effectiveness of oocyte thawing cycles in the clinical application of assisted reproductive technology (ART).Study designThe clinical data of 78 cases who underwent oocyte thawing cycles in our center were retros…

ObjectiveReliable aneuploidy risk estimation in first trimester is prominently interconnected with accurate assessment of maternal serum biomarkers. Some maternal factors like insulin-dependent diabetes, weight, and rhesus status are known …

AimCervical stenosis is traditionally managed by mechanical dilatation under general anesthesia (GA). We aimed to assess the safety, effectiveness, and patient acceptability of dilatation in the outpatient setting under local anesthesia (LA…

This is the first known case report of severe intrauterine adhesion (IUA) following a life-threatening event caused by an Epstein-Barr virus-associated atraumatic spleen laceration. A 22-year-old nulligravid female suffered from infectious …

AimTo determine the incidence of cervical cancer in women referred through the 2-week-wait pathway for postcoital bleeding and abnormal appearance of the cervix.MethodsA retrospective cohort study was conducted of women with postcoital blee…

BackgroundTo systematically review and summarize the available literature regarding the women's sexual function during COVID-19 pandemic and compare it to pre-pandemic period.MethodsWe searched PubMed and Embase from the inception of the da…

AimWe compared the effectiveness of the Babu and Magon uterine closure technique and unlocked double-layer uterine closure on the integrity and thickness of the uterine scar.MethodsA randomized double-blind trial was performed at Hazrat-e R…

AimPrior research has primarily focused on static pain assessment, largely ignoring the dynamic nature of pain over time. We used a novel assessment tool for characterizing pain duration, frequency, and amplitude in women with dysmenorrhea …

Fine-tuning of the endometrium during the evanescent 'window of implantation' relies upon an array of diverse and redundant signaling molecules, particularly the ovarian steroids E2 and P4, but also growth factors, eicosanoids, and vitamins…

AimTo explore the clinical effect of endometrial injury (EI) on the third day of the menstrual cycle before frozen-thawed embryo transfer (frozen-thawed ET) on patients experienced two or more implantation failures.MethodsA total of 200 pat…

ObjectiveTo compare signs and symptoms between patients with recurrent ectopic pregnancies (REP) and primary ectopic pregnancies (PEP) and to identify potential risk factors of REP.Materials and methodsData from 2014 to 2016 were analyzed. …

Uterine cervical diverticulum is a very rare malformation. Affected patients are reported to have infertility issues and problems during the perinatal period. A 32-year-old nulliparous woman visited another obstetrics and gynecology hospita…

AimBy evaluating operative outcomes relative to cost, we compared the value of minimally invasive hysterectomy approaches, including a technique discussed less often in the literature, laparoscopic retroperitoneal hysterectomy (LRH), which …