Koji Nakagawa

PurposeTo identify the efficacy of endometrial curettage on antibiotic-resistant chronic endometritis (CE) in infertile women.MethodsOf 1580 women with CE, 87 with antibiotic-resistant CE after two to five cycles of antibiotic treatment wer…

PurposeCan relugolix, a novel oral gonadotropin-releasing hormone receptor (GnRH) antagonist, function as an alternative ovulation inhibitor to GnRH antagonist injections?MethodsThis single-center, cross-sectional retrospective study compar…

Study objectiveTo analyze the clinical outcomes of and predictive factors for the therapeutic effect of combination treatment of preoperative embryo cryopreservation and endoscopic surgery (surgery-assisted reproductive technology [ART] hyb…

OBJECTIVE: The endometriosis fertility index (EFI) is a novel index for predicting pregnancy after surgery. We investigated the utility of the EFI for predicting the ability to conceive without assisted reproductive technology (ART) treatme…

PurposeFollicular fluid (FF) might reflect the environment during follicle and oocyte growth, and an evaluation of oxidative stress in the FF might be useful in predicting oocyte quality. In order to measure the oxidative stress (OS) in the…

AIM: The aim of this study was to observe the insides of the fallopian tubes of patients with unilateral or bilateral endometriomas by using salpingoscopy and evaluate the inner cavity of the fallopian tubes according to our original scorin…

ObjectiveTo build an evaluation scoring system using the results of salpingoscopy, and to evaluate the relationship between this scoring system and the outcome of pregnancy.DesignRetrospective study.SettingSugiyama Clinic.Intervention(s)Usi…

Adenomyosis has only been reported in one patient with mosaic Turner syndrome. We report a case of mosaic Turner syndrome in a patient who suffered from hypermenorrhoea and severe anaemia due to adenomyosis. A 40-year-old woman visited us d…

This paper reports two cases showing transient thyrotoxicosis caused by prolonged use of gonadotropin-releasing hormone (GnRH) agonist. Case 1, a 31-year-old woman, was administered GnRH-agonist (leuprorelin acetate) for treatment of endome…

PURPOSE: To evaluate the cystectomy-induced damage on the follicular growth and ovulation of an affected ovary during natural cycles. METHODS: Twenty-eight infertile patients with unilateral ovarian endometriomas who underwent laparoscopic…

AIM: To clarify the effect of laparoscopic cystectomy for ovarian endometrioma in infertility patients, the pregnancy outcome was evaluated. METHODS: This was a retrospective study. From August 2002 to February 2006, 33 infertility patients…

AIM: Women with unexplained infertility frequently become pregnant after diagnostic laparoscopy. In this study the effect of laparoscopic surgery on such women was evaluated by the pregnancy rate after laparoscopic surgery. METHODS: A total…

PurposeColor Doppler imaging permits the accurate localization of vessels and high-frequency pulsed Doppler ultrasonography has improved the resolution of flow velocity waveforms. In this study, intraovarian arterial blood flow before and a…