Takahito Ashihara

observational 2026

Possible overestimation of treatment effects of pelvic and para-aortic lymphadenectomy for early-stage ovarian clear cell carcinoma: a retrospective propensity-score weighted multi-center cohort study

Journal of gynecologic oncology ·doi:10.3802/jgo.2026.37.e24

OBJECTIVE: The treatment effects of lymphadenectomy in early-stage ovarian clear cell carcinoma (OCCC) reported in previous studies may have been overestimated owing to confounding factors. This study aimed to investigate the treatment effe…

other 2026

Spatial heterogeneity of hotspot mutations and clonal relatedness in ovarian endometrioid carcinoma

Molecular oncology ·doi:10.1002/1878-0261.70347

Ovarian endometrioid carcinoma (OEC) is a major histotype of endometriosis-associated ovarian carcinoma, yet the spatial distribution of cancer-associated mutations and the clonal relatedness of synchronous endometrial and ovarian carcinoma…

case-report 2023

Synchronous ovarian and uterine mesonephric-like carcinoma that potentially arose from endometrioid adenofibroma: A case report

Journal of Obstetrics and Gynaecology Research ·doi:10.1111/jog.15539

Mesonephric-like carcinoma histologically resembles mesonephric adenocarcinoma (MA) of the cervix. MA arises from mesonephric duct remnants. However, the origin of mesonephric-like carcinoma is not extensively studied because of its rarity.…