Articles related to Obstetrics & Gynecology

Reevaluation of major hormone therapy studies has prompted renewed discussion about menopause treatment in breast cancer survivors. Emerging interpretation of older trial data suggests treatment risks may vary by patient characteristics and hormone formulation rather than applying uniformly across all populations.

ACOG has revised its approach to postmenopausal bleeding evaluation, recommending combined transvaginal ultrasonography and endometrial sampling for most patients at initial presentation. The update reflects rising endometrial cancer incidence, evolving evidence on cancer subtypes, and recognized limitations of ultrasound-only evaluation.

Low-dose (Z)-endoxifen significantly reduced mammographic breast density in premenopausal women while producing fewer treatment-related symptoms than expected with standard tamoxifen exposure. The phase II findings suggest a potential new prevention strategy, but effects on actual breast cancer incidence remain unknown.

The FDA approved a low-estrogen weekly contraceptive patch for pregnancy prevention in eligible women with BMI below 30 kg/m². Approval was supported by Phase 3 efficacy, safety, and adhesion data, but use remains subject to established combined hormonal contraceptive contraindications.

A fatal cosmetic implant-removal procedure allegedly performed by an unlicensed individual promoted through social media has renewed attention on credential verification, patient safety, and online medical marketing. The case highlights regulatory and public safety concerns rather than new clinical evidence.

Female mice recovering from a single ketamine exposure demonstrated microglia-driven neuroplasticity through FKBP51 activation, while male mice did not. The findings identify a sex-specific biologic pathway in a preclinical model, and human relevance remains unconfirmed.