Takafumi Utsunomiya

Abstract Study question Is EST for endometriomas effective and safe for infertility patients? Summary answer EST is an effective therapy for endometriomas. However, to avoid side effects and achieve efficient results, EST should be performe…

OBJECTIVE: Assisted reproductive technology (ART), especially frozen-thawed embryo transfer (FET) in a hormone replacement cycle (HRC), is a risk factor for placenta accreta spectrum (PAS). This study aimed to clarify the risk factors for P…

PurposeThe purpose of this study is to compare anthropometric measurements between term singletons conceived via fresh embryo transfer (FreET) and frozen embryo transfer (FET) and those born via natural conception (NC) or fertility treatmen…

PurposeOur aim is to make an ideal embryo culture medium close to human oviduct fluid (HOF) components, and to evaluate the quality of this medium with embryo quality and clinical outcomes in assisted reproductive technology (ART) by a pros…

Luteinized unruptured follicle (LUF) syndrome is one of the intractable ovulation disorders that are commonly observed during cycles of treatment with ovulation inducers, for which no effective therapy other than assisted reproductive techn…

The predictive value of the morphology of the cumulus--oocyte complex (COC) has not yet been explored as a possible factor contributing to the success of human in-vitro maturation (IVM). In the present study, development-supporting competen…

It has been established that the pathogenesis of a complete form of testicular feminization syndrome (TFM) is due to end-organ unresponsiveness to androgens. In the present study, two sibling cases with TFM have been reported with special r…