Osamu Ishihara

OBJECTIVE: To report the utilization, effectiveness, and safety of assisted reproductive technologies (ARTs) in 2019. DESIGN: A retrospective, cross-sectional survey derived from cycle and pregnancy outcome data submitted by national and r…

OBJECTIVE: To report utilization, effectiveness, and safety of assisted reproductive technologies in 2015 and 2016. DESIGN: A retrospective, cross-sectional survey of 3,103 assisted reproductive technology clinics in 74 countries in 2015 a…

BACKGROUND: This study aimed to determine the factors associated with an unfavorable clinical course (emergency surgery and/or prolonged hospitalization) in patients requiring hospitalization owing to pelvic inflammatory disease (PID). MET…

Abstract Aim Endometriosis is defined as the presence of endometrial glandular and stromal cells outside of the uterine cavity. A previous study reported that micro RNA (miR)‐542‐3p plays a critical role in eutopic endometrial decidualizati…

To determine the efficacy of computed tomography (CT) attenuation of cystic lesions measured on an image browsing system to distinguish abscess from hematoma in women with acute abdomen. The medical records of female patients of reproductiv…

Previous study indicated that bleeding into the peritoneum may accelerate inflammatory response in endometriosis-like grafts in mice. To identify changes in protein levels in the grafts from mice that underwent unilateral ovariectomy (uOVX)…

The Japan Society of Obstetrics and Gynecology Reproductive Endocrinology Committee summarizes the activities of each subcommittee below from April 2011 to March 2013. 1. Survey for clinical outcomes of infertility treatment for women with …

Study question: To compare the pregnancy rate in patients submitted to FET (Frozen Embryos Transfer) of cleavage stage embryos (Group 1), or at the blastocyst stage (Group 2). Summary answer: Our data showed that the transfer of frozen blas…