Yoshimitsu Kuwabara

AimProgesterone has to be administered to prepare the endometrium for frozen-thawed blastocyst transfer (FBT) in a hormone replacement cycle (HRC). The objective of this study was to investigate the efficacy and safety of using Crinone® pro…

When a woman presents with an acute abdomen with cystic lesions in the abdominal cavity, the differential diagnosis includes torsion or rupture of an ovarian tumor. We report our experience with a 54-year-old nulliparous woman who underwent…

Osteopontin (OPN) is a multifunctional secreted glycoprotein. We evaluated OPN concentrations in blood and follicular fluid (FF) during the ovarian cycle and their relationship with the production of vascular endothelial growth factor (VEGF…

PROBLEM: Septate uterus is associated with spontaneous abortion. Surgical intervention of the uterine septa (US) is frequently performed following spontaneous abortion; however, immunological mechanisms for spontaneous abortion in patients …

Uterine incarceration is a serious complication of pregnancy, in which the gravid uterus becomes trapped in the posterior pelvis. When labor occurs, delivery does not progress, and the uterus may rupture. Therefore, preoperative diagnosis o…

Objective: This study was conducted to evaluate the efficacy of preoperative dienogest for thinning the endometrium in patients undergoing hysteroscopic metroplasty for septate uteri and to analyze postoperative reproductive outcomes. Mater…

BACKGROUND: The usefulness of long-term, low-dose gonadotropin-releasing hormone agonist (GnRHa; buserelin acetate) therapy, so-called draw-back therapy, for the treatment of adenomyosis was investigated not. MATERIAL/METHODS: A retrospecti…

We report the case of a patient with adenomyosis complicated by deep vein thrombosis in whom low-dose gonadotropin-releasing hormone agonist (GnRHa) therapy was useful as a uterus-conserving therapeutic option. The patient was a 34-year-old…