Background Progesterone, acting via its nuclear receptors called progesterone receptors, promotes myometrial relaxation during pregnancy, and suspension of this activity triggers labor. We previously found that 20α-hydroxysteroid dehydrogenase causes a…
Background Concerns have been raised regarding a potential surge of COVID-19 in pregnancy, secondary to the rising numbers of COVID-19 in the community, easing of societal restrictions, and vaccine hesitancy….
A 25-year-old primigravida, on scan at 27 weeks, was diagnosed with a large vascular placental chorioangioma ( Figure 1 ). The different intrauterine treatment options such as ablation of vessels by…
Background Large-for-gestational-age fetuses are at increased risk of perinatal morbidity and mortality. Magnetic resonance imaging seems to be more accurate than ultrasound in the prediction of macrosomia; however, there is…
Objective Vaccination in the SARS-CoV-2 pandemic is important, especially to protect pregnant women and the unborn. In 2021, the messenger RNA (mRNA)-based vaccines BNT162b2 (BioNTech/Pfizer) and mRNA-1273 (Moderna), and the…
Objective This study aimed to investigate the diagnostic performance of transperineal ultrasound–measured angles of progression at the onset of the second stage of labor for the prediction of spontaneous vaginal…
Background The main histopathologic diagnostic criteria for the diagnosis of placenta accreta for more than 80 years has been the finding of a direct attachment of the villous tissue to…
Objective The menstrual cycle involves complex interactions between various tissues, hormones, and organ systems. As such, the menstrual cycle is sensitive to endogenous and exogenous factors, including infection and changes…
Background The American College of Obstetricians and Gynecologists currently recommends that antibiotic treatment should be considered for women with isolated maternal fevers during labor. However, there is little known about…
Objective The American College of Obstetricians and Gynecologists has urged general gynecologists to become competent in caring for female-to-male transgender individuals and has also published guidelines. The specific introital effects…
