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Association between diabetes mellitus and miscarriage, recurrent miscarriage: A meta‐study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-24 Suying Miao, Liwei Yang
BackgroundPrevious studies provided inconsistent associations between diabetes mellitus (DM) and miscarriage, recurrent miscarriage (RM). Therefore, this study aims to evaluate the association between DM and miscarriage, specifically RM, through a meta‐analysis approach.MethodsWe searched for articles published before July 2023 in PubMed and Web of Science databases. STATA 12.0 software was used to
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Experiences, health needs, and access to health services of university students with female circumcision: A qualitative study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-23 Simge Evrenol Öçal, Şahika Şimşek Çetinkaya
AimsThis study aimed to assess the female circumcision (FC) experiences, healthcare needs, and access to health services of foreign university students who are victims of female genital mutilation and studying in Turkey.MethodsThis descriptive qualitative study was conducted in the Faculty of Health Science in a state university in Turkey from December 2021 to January 2022. Eight students who had been
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Expression of Concern: Bone turnover in preeclampsia‐complicated pregnancy in North Indian women J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-23
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Comparison of the predictive value of four insulin resistance surrogates and hyperuricemia in women with recurrent pregnancy loss: A cross‐sectional study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-23 Mei Wang, Fang‐Xiang Mu, Fang Wang
BackgroundInsulin resistance (IR), hyperuricemia (HUA), and recurrent pregnancy loss (RPL) elevate the risk of cardiovascular disease and metabolic disorders, while also impacting reproductive health. The relationship between IR, HUA, and RPL has not been thoroughly investigated. This study investigates the relationship between four IR surrogates and the risk of HUA in RPL patients.MethodsData from
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The effect of intratesticular autologous platelet‐rich plasma injection on sperm retrieval rates and in vitro fertilization outcomes in couples with non‐obstructive azoospermia J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-21 Tansu Gudelci, Yigit Cakiroglu, Aysen Yuceturk, Sevil Batır, Ozge Karaosmanoglu, Zeynep Ece Utkan Korun, Ilter Tufek, Ali Riza Kural, Bulent Tiras
AimTo assess the efficacy of intratesticular injection of autologous platelet‐rich plasma (PRP) in men with non‐obstructive azoospermia (NOA) and a history of failed microdissection‐testicular sperm extraction (mTESE) procedures.MethodsA prospective case series of a cohort study was conducted involving couples diagnosed with NOA. Patients with at least one failed mTESE procedure were included. Intratesticular
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Rethinking the pathogenesis of endometriosis: Complex interactions of genomic, epigenetic, and environmental factors J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-19 Hiroshi Kobayashi, Shogo Imanaka, Chiharu Yoshimoto, Sho Matsubara, Hiroshi Shigetomi
AimEndometriosis is a complex, multifactorial disease. Recent advances in molecular biology underscore that somatic mutations within the epithelial component of the normal endometrium, alongside aberrant epigenetic alterations within endometrial stromal cells, may serve as stimulators for the proliferation of endometriotic tissue within the peritoneal cavity. Nevertheless, pivotal inquiries persist:
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Prospective evaluation of uterine artery Doppler for prognosis in endometrial cancer: A tertiary single‐center experience J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-18 Gültap Xaligli, Ceren Sancar, Gürdeniz Serin, Levent Akman, Necmettin Özdemir, Osman Zekioğlu, Coşan Terek, Aydın Özsaran, Nuri Yildirim
AimsOur research aims to shed light on the connection between histopathological differences that affect the prognosis of endometrial cancer and Doppler indices measured in the uterine arteries.MethodsSeventy‐four women with a confirmed diagnosis of endometrial cancer participated in this prospective study. The flow characteristics of the bilateral uterine arteries were evaluated and recorded using
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Placental growth factor alleviates hyperglycemia‐induced trophoblast pyroptosis by regulating mitophagy J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-17 Jun Tao, Yuzhu Rao, Jingjing Wang, Shiming Tan, Jinli Zhao, Zitong Cao, Lu He, Jun Meng, Peng Wu, Zuo Wang
IntroductionHyperglycemia is closely related to trophoblast dysfunction during pregnancy and results in suppressed invasion, migration, and pro‐inflammatory cell death of trophoblasts. Hyperglycemia is a dependent risk factor for gestational hypertension accompanied by decreased placental growth factor (PLGF), which is important for maternal and fetal development. However, there is currently a lack
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Prevention of postoperative nausea and vomiting after cesarean delivery under neuraxial anesthesia and postpartum analgesia in Japan: A cross‐sectional study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-17 Daisuke Sakamaki, Yuki Shiko, Yusuke Ikeda, Kaede Watanabe, Shohei Noguchi, Yohei Kawasaki, Yusuke Mazda
AimsThis study aims to investigate the clinical practice of physicians working in obstetric setting toward postoperative nausea and vomiting (PONV) in parturients undergoing cesarean delivery (CD) with neuraxial anesthesia.MethodsWe conducted this online survey to all active members of the Japan Society of Obstetric Anesthesiology and Perinatology (JSOAP), where leads academic society in obstetric
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Quality of birth care and risk factors of length of stay after birth: A machine learning approach J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-17 Songul Cinaroglu, Busra Saylan
AimLength of stay (LOS) is an outcome measure and is assumed to be related to quality. The objective of this study is to examine the quality of birth care and risk factors associated with LOS after birth.MethodsA nationwide population‐based Turkish Demographic and Health Survey (TDHS) was used for the year 2018. A total of 1849 women ages 15–49 were included. Explanatory factor analysis and machine
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vNOTES scarless and painless endometrial cancer staging surgery J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-13 Erkan Şimşek, Özge Akdeniz Yıldız, Sadık Gündüz, Sema Karakaş, Levent Yaşar
AimsSentinel lymph node dissection is performed in endometrial cancer surgery instead of staging surgery, particularly when the disease is advanced and confined to the uterus. The aim of this study is to share our sentinel lymph node detection rates via the vaginal natural orifice transluminal endoscopic surgery method with the literature and to demonstrate a safer and more comfortable surgical treatment
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Increased miscarriage rate is associated with at least four components of metabolic syndrome in women with polycystic ovary syndrome undergoing in vitro fertilization or intracytoplasmic sperm injection embryo transfer cycle J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-12 Ziyi Dai, Yufeng Chen, Chang Liu
AimThis study aimed to investigate the association between the components of metabolic syndrome (MetS) and reproductive outcomes in women with polycystic ovary syndrome (PCOS) undergoing their first in vitro fertilization (IVF) or intracytoplasmic sperm injection (ICSI) embryo transfer cycle.MethodsThis is a retrospective study that included 720 women with PCOS from January 2018 to December 2021. Anthropometric
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Human papillomavirus self‐sampling and urine‐sampling tests and the management and short‐term outcomes of cervical intraepithelial neoplasia: A prospective observational study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-12 Motoki Matsuura, Masato Tamate, Sachiko Nagao, Taishi Akimoto, Fukiko Kasuga, Kimihito Saito, Satoshi Shikanai, Yoko Nishimura, Mizue Teramoto, Tsuyoshi Saito
AimThe importance of human papillomavirus (HPV) co‐testing using physician‐, self‐, and urine‐collected samples to predict cervical intraepithelial neoplasia (CIN) grade 1–2 prognoses has not been previously reported. Therefore, this study aimed to investigate outcomes of patients with CIN 1–2 who simultaneously underwent physician‐, self‐, and urine‐collection sampling tests.MethodsThis study was
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Are adolescents with premenstrual disorder at risk for cardiac arrhythmias? J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-10 Ozlem Akbulut, Ilker Ertugrul, Melis Pehlivantürk‐Kızılkan, Musa Oztürk, Tugce Sencelikel, Orhan Derman, Sinem Akgül
BackgroundOne of the most commonly experienced symptoms of premenstrual disorder (PMD) is anxiety, and there is a notable rise in sympathomimetic activity in this patient group. Studies have linked fluctuations in systemic autonomic tone to electrocardiography (ECG) changes. This study aims to investigate the relationship between anxiety, a common symptom of PMD, and alterations in QT dispersion (QTd)
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Assessment of magnetic resonance imaging findings in ovarian granulosa cell tumors along with clinical prognostic factors J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-09 Elçin Aydin, Celal Akdemir, Özgür Erdoğan, Hilal Şahin, Özden Karadeniz, Yeşim Yekta Yürük, Şükrü Şahin, Muzaffer Sanci
AimTo determine the role of preoperative MRI in the diagnosis and treatment of patients with granulosa cell tumors (GCTs) of the ovary.Materials and MethodsTwenty‐four patients who were operated on between 2018 and 2022 and who were pathologically diagnosed with GHT and met the inclusion criteria were retrospectively examined. The findings were compared with the patients' demographic data, symptoms
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Portal vein thrombosis and hepatic infarction due to hepatic mobilization after primary debulking surgery for advanced ovarian cancer: A case report J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-09 Junki Onishi, Suguru Odajima, Yuki Koike, Shin Takenaka, Hiroshi Tanabe
Hepatic mobilization is essential in debulking surgery for resecting diaphragmatic lesions in advanced ovarian cancer. However, hepatic mobilization potentially induces postoperative portal vein thrombosis and hepatic infarction. No reports exist regarding these postoperative complications of gynecological surgeries. Thus, we reported a case of portal vein thrombosis and hepatic infarction after ovarian
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Luteinizing hormone supplementation with human menopausal gonadotropin versus low dose human chorionic gonadotropin during ovarian stimulation does not affect live birth rates after fresh and frozen embryo transfer J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-09 Linnea Fischer, Rebecca K. Chung, Sung Tae Kim, Rebecca Flyckt, Rachel Weinerman
AimLuteinizing hormone (LH) plays an important role in ovarian follicle maturation. Human menopausal gonadotropin (hMG) or low dose human chorionic gonadotropin (hCG) can provide LH supplementation during in vitro fertilization (IVF) ovarian stimulation, though studies directly comparing their impact on IVF outcomes are limited. The aim of the study was to determine whether LH supplementation with
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Humans‐written versus ChatGPT‐generated case reports J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-06 Shigeki Matsubara
AimArtificial intelligence, especially ChatGPT, has been used in various aspects of medicine; however, whether ChatGPT can be used in case report writing is unknown. This study aimed to provoke discussion and provide a platform for it.MethodsI wrote a theoretical case report where cyst aspiration cured a twisted ovarian cyst (Manuscript 4). I tasked ChatGPT with generating case reports by inputting
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What preferences do potential obstetrics‐gynecology specialists have regarding their working environment? Results of a questionnaire survey of participants in the Summer School 2023 of the Japanese Society of Obstetrics and Gynecology J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-06 Koichiro Mori, Hiroaki Komatsu, Mao Shimizu, Kazuki Sakaguchi, Kaori Koga, Fuminori Taniguchi, Hiroshi Sano
AimThe chronic lack of obstetrics‐gynecology (Ob/Gyn) doctors is a serious problem to be tackled in Japan. To address this issue, it is necessary for medical students to be interested in working as an Ob/Gyn doctor and more junior residents need to specialize in Ob/Gyn. This study aims to identify the preferences concerning working conditions among students and discusses what information should be
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Diagnosis of abnormal uterine bleeding based on the FIGO classification: A systematic review and expert opinions. J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-05 Yoshikazu Kitahara,Osamu Hiraike,Hiroshi Ishikawa,Koji Kugu,Yasushi Takai,Osamu Yoshino,Masanori Ono,Ryo Maekawa,Ikuko Ota,Akira Iwase,
AIM To present evidence- and consensus-based recommendations for the diagnosis abnormal uterine bleeding. METHODS A literature search for the diagnosis of abnormal uterine bleeding was systematically conducted in PubMed from its inception to May 2024 to identify meta-analyses, reviews, randomized controlled trials, and clinical trials, followed by an additional systematic search using keywords. Based
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Evaluation of intraoperative lidocaine on the prevention of postoperative shoulder pain in gynecologic laparoscopy: A prospective randomized, double‐blind, placebo‐controlled study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-05 Liyan Zhao, Bin Li, Ningkang Li, Jiamin Bao, Xiaoning Zhu, Kerong Hai
AimTo assess the effectiveness of intraoperative lidocaine in reducing the incidence of post‐laparoscopic shoulder pain (PLSP) after gynecologic laparoscopy.MethodsPatients undergoing total laparoscopic hysterectomy were randomly divided into two groups: the lidocaine group, receiving an initial intravenous dose of lidocaine (1.5 mg/kg) before anesthesia induction, followed by a continuous infusion
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Effect of passive smoking on birth weight in pregnant women with vitamin D deficiency living in Turkey: A case control study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-04 Burcu Dincgez, Gulten Ozgen, Esra Kartal Golcuk
AimAlthough vitamin D deficiency in smokers has a greater risk of low birth weight than vitamin D deficiency or smoking alone, there is no study searching birth weight in vitamin D deficient passive smokers. We evaluated the effect of vitamin D deficiency on birth weight in active and passive smokers. Additionally, we aimed to determine the predictive role of vitamin D for low birth weight in smokers
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Effect of irisin on ovarian phosphatidylinositol‐3‐kinase/protein kinase B signaling pathway and mitogen‐activated protein kinase/extracellular signal‐regulated kinase pathways of rats with polycystic ovary syndrome J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-09-03 Cheng‐gang Li, Li Zhou, Ying‐jun Zhang, Yong Li, Li‐yan Zhao
ObjectiveTo investigate the independent effects of irisin on insulin resistance (IR) in ovary of polycystic ovary syndrome (PCOS) and explore possible pathways.MethodsWe established PCOS medel using Poretsky L's method, then PCOS rats were randomly divided into model group (M) and irisin group (I), and normal rats (N) were used as the control. Then rats in the group I were injected with recombinant
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Cyclosporine A improves the binding of mouse embryos to fibronectin J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-28 Tian Shengnan, Zheng Mei, Wang Jiaxing, Li Dan, Ma YanLin, Yuanhua Huang
AimThe binding of integrin αvβ3 with endometrial fibronectin (FN) promotes the migration of preimplantation embryos in mice. We have previously shown that cyclosporine A (CsA) improves the adhesion and invasion of mouse preimplantation embryos. In this study, we evaluated the roles of calcium ions and downstream signaling factors in the binding of integrin αvβ3 to FN.MethodsFemale Institute of Cancer
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Should the sex of the fetus be considered when administering antenatal corticosteroids to preterm fetuses? J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-27 Erdal Şeker, Elvis Kraja, Maide Selin Çakır, Yasemin Ezgi Köstekçi, Mehmet Obut, Emel Okulu, Ömer Erdeve, Fatma Begüm Atasay, Saadet Arsan, Acar Koç
AimWe aimed to determine whether the effect of antenatal corticosteroids (ANS) differs in male and female fetuses without anomalies born before 32 weeks in terms of mortality and short‐term morbidity.MethodsThis single‐center retrospective study included infants born before 32 weeks' gestation and admitted to the neonatal intensive care unit between January 1, 2018, and December 31, 2020.ResultsThe
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Normal menstrual flow volume range and its characteristics measured from sanitary napkins in Japanese women: Discrepancy between measured and subjective menstrual flow volume J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-27 Shiota Atsuko, Teraoka Hiromi, Ishikawa Hiroki
AimThe 2018 International Federation of Gynecology and Obstetrics abnormal uterine bleeding System‐1 defines menstrual flow volume on a 3‐point scale based on subjective assessment. However, the normal flow range has not been established, and it is unclear whether subjective assessment is accurate. We investigated the normal menstrual flow volume range in Japanese women and whether the actual measured
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Granulomatous mastitis during pregnancy with sudden onset of gait difficulty and erythema nodosum: A case report and review of the literature J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-27 Hideyuki Miyahara, Yusuke Kurokawa, Megumi Muto, Yuko Takao, Erina Iwanaga, Yutaro Mihara, Nao Fukushima, Toshiyuki Yoshizato, Naotake Tsuda
Granulomatous mastitis (GM), a benign inflammatory disease of the breast, often mimics breast cancer on presentation. We present a case of GM during pregnancy manifesting as a breast mass, sudden onset of plantar pain, and erythema nodosum (EN). A 31‐year‐old pregnant Japanese woman, gravida 2, para 1, was referred to our hospital with severe plantar pain on both soles, causing difficulty walking.
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Obstetric outcomes of transabdominal cerclage: A retrospective observational study in Japan J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-26 Yoshifumi Kasuga, Shinji Tanigaki, Kohei Seo, Ayumi Harada, Yoshimitsu Kuwabara, Shinichi Ishioka, Mamoru Tanaka
ObjectiveThis study aimed to investigate the obstetric outcomes of transabdominal cerclage (TAC) in Japan.MethodsQuestionnaires on TAC were sent to 183 institutions performing high‐quality perinatal management in Japan. As a first‐step questionnaire, we asked whether TAC was performed between January 1, 2011, and December 31, 2022. In the second step of the questionnaire, the characteristics of all
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Gestational diabetes mellitus management according to ultrasound fetal growth versus strict glycemic treatment in singleton pregnancies: A systematic review and meta‐analysis of clinical trials J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-26 Ana M. Fernández‐Alonso, Angélica Monterrosa‐Blanco, Álvaro Monterrosa‐Castro, Faustino R. Pérez‐López
AimThe objective of this meta‐analysis was to evaluate obstetric outcomes in gestational diabetes mellitus (GDM) patients treated with flexible management based on intrauterine ultrasound fetal growth (FMIUFG) or strict maternal glycemic adjustment (SMGA).MethodsWe performed a comprehensive systematic review of electronic databases for randomized clinical trials (RCTs) comparing obstetrics outcomes
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Differences in perinatal complications and serum hormone levels due to uterine endometrial preparation methods in frozen–thawed embryo transfer J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-22 Tatsuya Yoshihara, Yasuhiko Okuda, Maki Ogi, Dai Miyashita, Osamu Yoshino
AimIn frozen–thawed embryo transfer (FET), differences in endometrial preparation methods affect the incidence of perinatal complications. However, the underlying causes are unclear. We aimed to investigate whether serum E2, P4 levels are associated with perinatal complications.MethodsThis is a retrospective cohort study, involving 306 successful FET pregnancies from 2017 to 2022. Participants were
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Metformin enhances the survival ability of ovarian granulosa cells in polycystic ovary syndrome by promoting LINC00548 to suppress androgen receptor/klotho pathway J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-22 Guangxin Pan, Sha Li, Guoping Xiong, Pei Zhang, Li Zhang, Yanru Yao, Gang Lei
BackgroundMetformin (Met) has been reported to play the key role in the pathogenesis of polycystic ovary syndrome (PCOS). However, the precise mechanisms underlying the actions of Met in PCOS remain incompletely understood. This study aimed to confirm the mechanism of Met interacting with a long non‐coding RNA LINC00548 in PCOS.MethodsOvarian granulosa cells (OGCs) were incubated 500 nM dihydrotestosterone
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Comparison of laparoscopy and vNOTES in early‐stage endometrial cancer J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-20 Emre Mat, Esra Keles, Murat Levent Dereli, Serap Topkara Sucu, Özgür Kartal, Ulaş Solmaz, Pınar Yıldız, Gazi Yıldız
AimTo compare the demographic, clinical, surgical, histopathological, and oncological outcomes of vNOTES and conventional laparoscopy (CL)for early‐stage endometrial cancer.MethodsA retrospective study was carried out in the Gynecologic Clinic of a tertiary hospital from January 2019 to November 2020. Patient demographic characteristics, surgical outcomes, histopathological characteristics, visual
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Three‐year questionnaire study on human papillomavirus vaccination targeting new female college school students: Follow‐up to a 2021 report to reveal the impact of a policy change in Japan J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-19 Atsuko Furuno, Akiko Sukegawa, Kenji Ohshige, Yukio Suzuki, Midori Yamaguchi, Etsuko Miyagi, Yutaka Ueda, Masayuki Sekine, Taichi Mizushima
AimThe purpose of this study was to examine the trend in human papillomavirus (HPV) vaccination rates in Japan before and after a policy change in 2022, involving resumption of active recommendation and start of catch‐up vaccination.MethodsFrom 2021 to 2023, a web‐based questionnaire survey was administered to newly enrolled female college students in Yokohama, Japan. The questionnaire included items
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Combination therapy with paclitaxel and trastuzumab for human epidermal growth factor receptor 2‐positive recurrent serous carcinoma of the uterine cervix: A case report J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-19 Shizuka Yamada, Makoto Orisaka, Tetsuji Kurokawa, Toshimichi Onuma, Akiko Shinagawa, Yoshio Yoshida
Recent studies show increased expression of human epidermal growth factor receptor 2 (HER2) in cervical cancer, but the efficacy of anti‐HER2 therapy remains under‐researched. Here, we present a case of recurrent HER2‐positive serous carcinoma, presumably arising in the cervix, diagnosed by comprehensive genomic profiling, which responded to trastuzumab. The patient underwent a radical hysterectomy
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Advancing fertility preservation in prepubertal mice: Efficacy of ovarian tissue culture and in vitro growth in mature oocyte development J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-19 Yuekun Chen, Yu Wakimoto, Mizuho Yano, Kohei Nakagawa, Akiko Hasegawa, Hiroaki Shibahara
AimThis study aimed to evaluate the ovarian tissue culture and in vitro follicle growth as safer alternatives to cryopreservation for generating in vitro fertilization (IVF)‐ready mature oocytes from prepubertal mice without the risk of cancer cell contamination.MethodsOvaries from prepubertal B6D2F1 mice were cultured in α‐minimum essential medium supplemented with an estrogen receptor antagonist
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Impact of the new government‐involved noninvasive prenatal testing certification system on the awareness of pregnant women about noninvasive prenatal testing in Japan J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-15 Nahoko Shirato, Akihiko Sekizawa, Keiko Miyagami, Miwa Sakamoto, Takahiro Yamada, Tatsuko Hirose, Shin Ikebukuro, Takeshi Nakamura, Akane Mizutani, Mai Ikemoto, Mikiko Izum, Hitomi Seino, Shigehito Yamada, Nobuhiro Suzumori, Hiroshi Yoshihashi, Osamu Samura, Hideaki Sawai, Haruhiko Sago, Torayuki Okuyama
AimIn Japan, noninvasive prenatal testing (NIPT) has been performed by facilities accredited by the Japanese Society of Obstetrics and Gynecology since 2013. However, since 2016, with the implementation of NIPT, which can only be performed by blood sampling, non‐obstetricians have been involved in prenatal testing. Therefore, in July 2022, a new government‐involved NIPT certification system based on
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FTO gene polymorphism and susceptibility to polycystic ovary syndrome: A meta‐analysis J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-15 Chuanhua Zhang, Jiali Yu
AimTo explore the correlation between Fat mass and objectivity associated gene (FTO) rs9939609 polymorphism and susceptibility to polycystic ovary syndrome.MethodsCase–control studies on the relationship between FTO rs9939609 A/T polymorphism and PCOS were searched in PubMed, EMBASE, and Web of Science according to inclusion and exclusion criteria. STATA 12.0 software was conducted for Meta‐analysis
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Variation in diagnostic methods, criteria, and treatment for chronic endometritis: A nationwide survey in Japan J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-12 Seung Chik Jwa, Keiji Kuroda, Hiromitsu Shirasawa, Miyuki Harada, Yutaka Osuga, Mitsutoshi Yamada
AimTo investigate variation in the diagnosis and treatment of chronic endometritis (CE) at the national level in Japan.MethodsWe performed a nationwide survey targeting all assisted reproductive technology (ART) facilities across Japan between 2021 and 2022. Diagnostic methods, criteria, and first‐ and second‐line treatment protocols for CE were collected via a questionnaire.ResultsAmong 616 ART facilities
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Four cancer cases with pathological germline variant RAD51D c.270_271dup J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-09 Eiko Ishihara, Hiroyuki Matsubayashi, Seiichiro Nishimura, Mitsuhiro Isaka, Hayato Konno, Seiya Goto, Ken Yamaguchi, Kenichi Urakami
Pathological germline variants (PGVs) of RAD51D increase the risk of breast and ovarian cancer. In East Asia, c.270_271dup is the most frequently detected PGV of RAD51D; however, only a few cases have been reported in Japan. We report four cancer cases with a germline RAD51D c.270_271dup PGV. Three of them (lung cancer: 2, oral cancer: 1) were incidentally identified by whole genome sequencing in patients
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Long non‐coding RNA TMEM147 antisense RNA 1/microRNA‐124/signal transducer and activator of transcription 3 axis in estrogen receptor‐positive breast cancer J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-08 Wei Liang, Xuanchang Zhang, Jia Zhang, Haiyan Xia, Xiaowei Wei
ObjectiveThis research aimed to probe the expression of long noncoding RNA TMEM147 antisense RNA 1 (TMEM147‐AS1)/micro‐RNA (miR)‐124/signal transducer and activator of transcription 3 (STAT3) axis in estrogen receptor (ER)‐positive breast cancer (BC).MethodsSixty ER‐positive BC patients undergoing surgical treatment were gathered. TMEM147‐AS1, miR‐124, and STAT3 expression levels in BC cells and tissues
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Impact of changes in recommendation of optimal gestational weight gain in Japan: A retrospective study in a single tertiary center J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-06 Kotono Umehara, Sayuri Nakanishi, Tomoyuki Kojima, Masafumi Yamamoto, Ryosuke Shindo, Soichiro Obata, Etsuko Miyagi, Shigeru Aoki
AimIn March 2021, the Japanese Ministry of Health, Labour and Welfare revised the optimal gestational weight gain standards. In this study, we examined whether this revision affected gestational weight gain and low birth weight rates.MethodsWe analyzed the records of singleton pregnant women who underwent checkups from their 1st trimester and delivered at our institute after 37 weeks between 2020 and
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Confined placental mosaicism with trisomy 13 complicated by severe preeclampsia: A case report and literature review J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-06 Takaaki Ito, Hironori Takahashi, Kenji Horie, Shiho Nagayama, Manabu Ogoyama, Hiroyuki Fujiwara
A 31‐year‐old primiparous woman underwent non‐invasive prenatal testing. The result was trisomy 13 (T13) positive. The chromosome 13 t‐statistics (Z‐score) was significantly high. The result of amniocentesis was normal karyotype (46,XX). Detailed ultrasound showed no fetal structural abnormalities. We suspected T13 confined placental mosaicism (CPM) and observed the course naturally. From the late
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Construction and validation of a prognostic model for overall survival time of patients with ovarian cancer by metabolism‐related genes J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-05 Deshui Kong, Hongyan Guo
BackgroundOvarian cancer is a female‐specific malignancy with high morbidity and mortality. The metabolic reprogramming of tumor cells is closely related to the biological behavior of tumors.MethodsThe prognostic signature of the metabolism‐related gene (MRGs) was established by LASSO‐Cox regression analysis. The prognostic signature of MRGs was also prognosticated in each clinical subgroup. These
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Outcomes and complications of second‐trimester induction of labor using laminaria and gemeprost: A single‐center experience in Japan J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-05 Tomohiro Arai, Katsusuke Ozawa, Jin Muromoto, Rika Sugibayashi, Seiji Wada, Haruhiko Sago
AimTo document the outcomes of second‐trimester induction of labor with laminaria cervical dilation followed by gemeprost vaginal tablets, with a particular emphasis on its complications.MethodsThis was a single‐center retrospective cohort study of women who experienced medical abortions between 12 and 21 weeks of gestation from January 2016 to July 2021. Procedures were performed with three laminaria
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Impact of sperm DNA fragmentation in couples with unexplained recurrent pregnancy loss: A cross‐sectional study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-03 Megha Solanki, Treasa Joseph, K. Muthukumar, Prasanna Samuel, T. K. Aleyamma, Mohan S. Kamath
ObjectiveRecurrent pregnancy loss (RPL) has a multifactorial etiology, with a majority of cases remaining unexplained. To account for these unexplained cases, possible male factors are being explored. Conventional semen analysis lacks a qualitative assessment of sperms and information regarding sperm DNA integrity. Sperm DNA fragmentation (SDF) has diagnostic value in unexplained RPL, and it may account
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Update on the oncologic and obstetric outcomes of medroxyprogesterone acetate treatment for atypical endometrial hyperplasia and endometrial cancer J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-08-02 Satoshi Tamauchi, Atsushi Nakagawa, Kosuke Yoshida, Masato Yoshihara, Akira Yokoi, Nobuhisa Yoshikawa, Kaoru Niimi, Hiroaki Kajiyama
AimsTo evaluate the safety and effectiveness of high‐dose oral medroxyprogesterone acetate (MPA) therapy as a fertility‐sparing treatment for patients diagnosed with atypical endometrial hyperplasia (AEH) and endometrioid carcinoma G1 without myometrial invasion (G1EC). Particular attention was given to the extended administration and readministration of MPA for patients with persistent disease following
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Prophylactic tranexamic acid for reducing blood loss in pregnant females undergoing cesarean section: A systematic review and meta‐analysis J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-31 Ammar Al Naimi, Haobo Ma, Abarna Pearl, Greg Yungtum, Valluvan Rangasamy
ObjectiveWe aim to assess the efficacy of prophylactic tranexamic acid (TXA) in reducing blood loss after cesarean section (CS).MethodsWe systematically searched PubMed and Embase for randomized controlled trials published between 1990 and 2023 to conduct a meta‐analysis on adult women undergoing CS and receiving prophylactic TXA.ResultsTwenty‐four trials, comprising 19 584 participants, were included
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Temporal trends and regional variations in operative vaginal deliveries in Japan: A national representative cohort study J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-31 Shunya Sugai, Yutaro Mori, Kaoru Yamawaki, Eiri Shima, Mitsuru Matsushita, Kosuke Yoshihara, Koji Nishijima
AimTo analyze temporal trends and regional variations in operative vaginal delivery (OVD) in Japan.MethodsUsing the National Database of Health Insurance Claims and Specific Health Checkups of Japan from 2014 to 2021, we identified the numbers of vacuum and forceps deliveries. We analyzed annual totals and proportions of OVDs and calculated the mean age of women undergoing these deliveries. We also
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Sexual reproductive health and rights awareness among members of the Japan Society of Obstetrics and Gynecology. J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-30 Rie Fukuhara,Yoshihito Yokoyama,Jun Kakogawa,Keiko Koide,Mihyon Song,Kyoko Tanabe,Ruriko Tsushima,Shintaro Makino,Yutaka Hasuo,Kazuhide Ogita,Nobuya Unno,Kiyoko Kato,Tadashi Kimura,
AIM The aim of this study was to determine the level of awareness of sexual reproductive health and rights (SRHR) among the members of the Japan Society of Obstetrics and Gynecology (JSOG) and identify what the JSOG should do to address SRHR issues. METHODS A survey questionnaire on JSOG members' awareness of SRHR and what the JSOG should address regarding SRHR was administered in 2019 and 2023. Changes
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Multi‐gene panel analysis in BRCA1/2‐negative patients suspected of hereditary breast and ovarian cancer syndrome: Real‐world data from a single institution J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-30 Mariko Nakahara, Mineko Ushiama, Noriko Tanabe, Masahiro Gotoh, Hiromi Sakamoto, Teruhiko Yoshida, Makoto Hirata
AimAlthough BRCA1/2 is most frequently associated with hereditary breast and ovarian cancer (HBOC), many other related genes have been implicated. Therefore, we investigated the prevalence of non‐BRCA1/2 genes associated with hereditary cancer predisposition in BRCA1/2‐negative patients from the Department of Genetic Medicine and Services with breast and ovarian cancer using a multi‐gene panel (MGP)
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Updated criteria for the approval of subsequent pregnancy after cesarean section with a transverse uterine fundal incision based on 17 years of experience J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-29 Takashi Shibata, Koji Nishijima, Satoshi Nakago, Fumikazu Kotsuji
In the case of placenta previa‐accreta when the placenta covers the entire anterior uterine wall, it is difficult to avoid transecting the placenta by traditional low‐transverse cesarean section (CS), resulting in catastrophic hemorrhage and fetal anemia. To prevent this critical risk, we developed the CS with transverse uterine fundal incision (TUFI) and this technique has been widely used as a beneficial
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Predicting the fetal weight by ultrasonography for isolated polyhydramnios: Comparison of 14 formulas J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-26 Seval Yılmaz Ergani, Betül Tokgöz Çakır, Arife Akay, Can Ozan Ulusoy, Yıldız Akdaş Reis, Kemal Sarsmaz, Gökçen Örgül, Sertaç Esin, Ali Turhan Çağlar
ObjectiveTo recalculate the estimated fetal weight (EFW) based on ultrasound measurements in patients complicated with isolated polyhydramnios, using 14 current formulas to observe which formula better predicts the EFW.MethodsThis study examined pregnant women who gave birth in the hospital between January 2015 and January 2020. Maximum vertical pocket (MVP) was classified as, mild, moderate, and severe
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Impact of molecular and histopathological findings on FIGO 2009 stage I endometrial cancer: Transition to FIGO 2023 staging system J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-23 Hande Nur Öncü, Burak Ersak, Gökçen Ege, Neslihan Öztürk, Baran Yeşil, Oğuz Kaan Köksal, Firdevs Şahin Duran, Candost Hanedan, Çağanay Soysal, Vakkas Korkmaz
AimThis study aims to investigate the impact of integrating molecular and histopathological findings into the revised International Federation of Gynecology and Obstetrics (FIGO) 2023 staging system on patients initially diagnosed with stage I endometrial cancer (EC) according to the FIGO 2009 criteria.MethodsA cohort of 197 EC patients, initially classified as stage I under FIGO 2009, underwent restaging
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Successful pregnancy and delivery following microdissection testicular sperm extraction and intracytoplasmic sperm injection for non‐obstructive azoospermia after microsurgical varicocelectomy: A case report and review of the literature J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-23 Hisae Kamo, Akira Komiya, Kuniaki Ota, Kenichiro Hiraoka, Koichi Honma, Kiyotaka Kawai
Although surgical varicocele treatment is generally considered to result in improved reproductive outcomes, we encountered a rare case of postoperative azoospermia in an infertile male patient who underwent microsurgical varicocelectomy for a palpable left‐sided varicocele with concomitant cryptozoospermia. More than 1 year after varicocelectomy, the patient still had not recovered from azoospermia
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Cervical cancer in Malaysia J. Obstet. Gynaecol. Res. (IF 1.6) Pub Date : 2024-07-19 Noor Azura Noor Mohamad, Jamil Omar
Cervical cancer is preventable due to effective screening to detect pre‐malignant lesion, and vaccination against its causative organism namely human papillomavirus (HPV). This review article described current situation of cervical cancer in Malaysia. There is decreasing cervical cancer incidence in the country, with age‐standardized rate of 10.3, versus 14.1 and 7.5 per 100 000 for worldwide and high‐income