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BackgroundThe ovary is a vital and dynamic reproductive organ. Ovarian tissue cryopreservation (OTC) plays a vital role in preserving female fertility. However, the cellular subtypes most susceptible to cryoinjury and the molecular mechanis…

BACKGROUND AND PURPOSE: Endometriosis is a chronic, hormone-dependent disorder characterized by ectopic implantation of endometrial tissue, often accompanied by pain and infertility. Although the progesterone receptor modulator RU486 is eff…

Study questionDo novel per- and poly-fluoroalkyl substances (Novel PFAS) have associations with premature ovarian insufficiency (POI)?Summary answerHexafluoropropylene oxide dimer acid (HFPO-DA), perfluorobutanoic acid (PFBA), perfluoropent…

PurposeThe cryopreservation process damages oocytes and impairs development potential. As a potent antioxidant, C-phycocyanin (PC) regulates reproductive performance. However, its beneficial effects on vitrified human oocytes remain unknown…

The oocytes of female mammals will undergo aging after ovulation, also known as postovulatory oocyte aging (POA). Until now, the mechanisms of POA have not been fully understood. Although studies have shown that cumulus cells accelerate POA…

PurposeThis study aims to share the experience of minimally invasive ultrasound-guided methotrexate intervention in the treatment of heterotopic interstitial pregnancy (HIP) with good pregnancy outcomes, and to review the treatment, pregnan…

ObjectiveThe aim of this study was to build a nomogram based on clinical markers for predicting the malignancy of ovarian tumors (OTs).MethodA total of 1,268 patients diagnosed with OTs that were surgically removed between October 2017 and …

Intrauterine adhesion (IUA) is the clinical manifestation of endometrial fibrosis. The dysregulation of microRNAs (miRNAs) has been confirmed to implicate in a diversity of human diseases, including IUA. Nevertheless, the specific function …

ObjectiveThe pregnancy patterns and other factors of live birth for patients with intrauterine adhesions (IUAs) were identified by analyzing the clinical features of pre-, intra-, and post-hysteroscopic adhesiolysis (HA).DesignA total of 74…

Ovarian cancer is the most common and lethal gynecological tumor in women worldwide. High-grade serous ovarian carcinoma (HGSOC) is one of the histological subtypes of epithelial ovarian cancer, accounting for 70%. It often occurs at later …

IntroductionThe objective of this study was to explore the association between disordered vaginal microbiota and missed abortion to ascertain potential causes of missed abortion related to vaginal microbiology.Material and methodsThis study…

BackgroundThe present study aims to provide a comparative analysis of the etiologies of female infertility between Dehong, on the Yunnan Frontier, and Kunming.MethodsA retrospective study, which included 941 infertile females in Kunming who…

Objectives: To investigate the clinical characteristics, treatment and prognosis of leiomyomatosis peritonealis disseminata (LPD) following laparoscopic surgery with uncontained morcellation and to summarize clinical features of iatrogenic …

Appropriate growth and development of the endometrium across the menstrual cycle is key for a woman’s quality of life and reproductive well-being. Recurrent pregnancy loss (RPL) and heavy menstrual bleeding (HMB) affect a significant propor…

Endometriosis constitutes the presence of ectopic endometrial glands and stroma outside the uterine endometrium, which is hormonally responsive and responds to pregnancy hormones as well. Decidualization is a physiologic process, where the …

Lipoleiomyoma is a rare, benign leiomyoma variant. It is relatively common in the uterine area of the female reproductive system but rare in other areas and has not been reported in the fallopian tubes. In this paper, we report a perimenopa…

To analyze the clinicopathological characteristics of pelvic masses after hysterectomy for benign diseases, and to analyze the related factors of benign and malignant pelvic masses.This study retrospectively analyzed the patients undergone …

Objective: The surgical approach, hemostatic approach, histologic findings, and cyst size and location may have a role in reducing the ovarian reserve. The aim of this study was to investigate the impact of single-port laparoscopic cystecto…

ObjectivesTo analyze the clinicopathological characteristics of subsequent pelvic masses after hysterectomy for benign diseases, and to compare the masses following hysterectomy with or without simultaneous bilateral salpingectomy.MethodsTh…

The pollution of endocrine disruptors and its impact on human reproductive system have attracted much attention. Di-(2-ethylhexyl) phthalate (DEHP), an environmental endocrine disruptor, is widely used in food packages, containers, medical …

Endometriosis, with a prevalence rate ranging from 6% to 10%, is the major contributor to pelvic pain and subfertility, and considerably reduces the quality of life in affected women. However, the pathogenesis of this disease remains largel…

BACKGROUND: The aim of this study was to investigate the appropriate measures for diagnosing and treating perineal endometriosis (PEM) with anal sphincter involvement. METHODS: Between January 1992 and April 2011, the clinical features, dia…

OBJECTIVE: To analyze the clinical presentation of perineal endometriosis and evaluate its treatment. METHODS: Clinical data were analyzed from the records of 36 patients with perineal endometriosis who were operated on between 1983 and 20…

The matrix metalloproteinases (MMPs) and tissue inhibitor of metalloproteinases (TIMPs) may contribute to the development of adenomyosis. The aim of the present study was to investigate whether three single nucleotide polymorphisms (SNPs) i…

OBJECTIVE: To investigate the clinical characteristics, treatment, and factors of recurrence of abdominal wall endometriomas (AWE). METHOD: Sixty-four cases of AWE diagnosed at Peking Union Medical College Hospital (PUMCH) from 1983 to 2003…