Yutaka Osuga

No ORCID on file · 275 papers in corpus · active 1995-2026

Study types

  • article 199
  • other 29
  • review 13
  • preprint 10
  • book-chapter 7

Condition tags

  • endometriosis 201
  • adenomyosis 54
  • endometrioma 38
  • dysmenorrhea 28
  • infertility 24
  • chronic_pelvic_pain 11
  • dyspareunia 5
  • bowel_endometriosis 4
  • bladder_endometriosis 3
  • mesh:D004716 3
article 2016
Expressions of Ninjurin-1 in endometriosis and adenomyosis
·doi:10.1016/j.jri.2016.04.073
article 2016
Expressions of Ninjurin-1 in endometriosis and adenomyosis
·doi:10.1016/j.jri.2016.04.241
article 2016
ISP-31-9 Analgesic effects of levonorgestrel-releasing intrauterine system (LNG-IUS) on patients with and without adenomyosis(Group 31 Endometriosis,International Session Poster)
article 2016
ISP-32-3 Hysterectomy does not change recurrence rate of ovarian endometrioma after cystectomy(Group 32 Endometriosis/Endometrium,International Session Poster)
article 2016
ISP-32-5 Anti-inflammatory effects of drospirenone on endometriosis(Group 32 Endometriosis/Endometrium,International Session Poster)
article 2016
ISP-32-6 The process of endometrial reconstruction in the mouse model of decellularized matrix transplantation(Group 32 Endometriosis/Endometrium,International Session Poster)
article 2016
ISP-32-7 Hypoxia inducible factor 2α (Hif2α) regulates embryo implantation(Group 32 Endometriosis/Endometrium,International Session Poster)
article 2016
Neutrophil depletion reduces endometriotic lesion formation in mice
American journal of reproductive immunology (New York, N.Y. : 1989) ·doi:10.1111/aji.12540

PROBLEM: Neutrophils are known to be accumulated in endometriosis; however, direct evidence of the impact of neutrophils in the development of endometriosis was lacking. To clarify the importance of neutrophils, we examined the effect of ne…

article 2016
Oral contraceptive therapy reduces serum relaxin‐2 in elite female athletes
·doi:10.1111/jog.13226

AIM: Recent investigations have demonstrated that athletes with high relaxin-2 levels have a high risk of anterior cruciate ligament injuries, while athletes taking oral contraceptives (OC) have low relaxin-2 levels. It has not yet been cla…

article 2016
Resveratrol Enhances Apoptosis in Endometriotic Stromal Cells
American journal of reproductive immunology (New York, N.Y. : 1989) ·doi:10.1111/aji.12489

PROBLEM: Resistance to apoptosis, together with inflammatory and invasive activity, contributes to the pathogenesis of endometriosis; therefore, approaches that can safely enhance apoptosis in endometriotic tissue are highly sought after as…

article 2016
Systematic approach to sonographic evaluation of the pelvis in women with suspected endometriosis, including terms, definitions and measurements: a consensus opinion from the International Deep Endometriosis Analysis (IDEA) group
Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology ·doi:10.1002/uog.15955

The IDEA (International Deep Endometriosis Analysis group) statement is a consensus opinion on terms, definitions and measurements that may be used to describe the sonographic features of the different phenotypes of endometriosis. Currently…

article 2016
Th2 Cells and Th17 Cells in the Development of Endometriosis – Possible Roles of Interleukin-4 and Interleukin-17A
·doi:10.5301/je.5000257

Endometriosis is recognized as an inflammatory disease in which inflammatory cytokines, such as interleukin (IL)-1β and TNFα, play important roles. Immunological factors are also suggested to be involved in the pathogenesis of endometriosis…

article 2016
Usefulness of T2 star‐weighted imaging in ovarian cysts and tumors
Journal of Obstetrics and Gynaecology Research ·doi:10.1111/jog.13056

AIM: The aim of this study was to investigate the prevalence of hypointensity on T2 star-weighted imaging (T2*WI), which is useful for detecting hemosiderin, in endometriomas and other ovarian tumors. The efficacy of detecting adhesions aro…

article 2015
Cost-Effectiveness of Recommended Medical Intervention for Treatment of Dysmenorrhea and Endometriosis in Japan Setting
·doi:10.1016/j.jval.2015.09.2824
article 2015
Crucial role of hypoxia inducible factor in embryo implantation
·doi:10.1016/j.jri.2015.09.015
review 2015
Deep endometriosis infiltrating the recto-sigmoid: critical factors to consider before management
Human reproduction update ·doi:10.1093/humupd/dmv003

BACKGROUND: Deep endometriosis invading the bowel constitutes a major challenge for the gynecologist. In addition to the greater impact on pain, the high incidence of surgical morbidity involved with bowel endometriosis poses a therapeutic …

article 2015
Drospirenone induces decidualization in human eutopic endometrial stromal cells and reduces DNA synthesis of human endometriotic stromal cells
Fertility and sterility ·doi:10.1016/j.fertnstert.2015.03.023

ObjectiveTo investigate the in vitro effect of drospirenone on human eutopic endometrial (EuSC) and ectopic endometriotic stromal cells (EcSC).DesignComparative and laboratory study. The experimental procedures were approved by the Institut…

case-report 2015
Four Cases of Postoperative Pneumothorax Among 2814 Consecutive Laparoscopic Gynecologic Surgeries: A Possible Correlation Between Postoperative Pneumothorax and Endometriosis
Journal of minimally invasive gynecology ·doi:10.1016/j.jmig.2015.04.023

STUDY OBJECTIVES: To evaluate the frequency of pneumothorax after laparoscopic surgery and to identify possible correlations to endometriosis. DESIGN: Retrospective review. SETTING: Tokyo University Hospital between 2006 and 2013. PATIEN…

other 2015
Identifying patients who can improve fertility with myomectomy
European journal of obstetrics, gynecology, and reproductive biology ·doi:10.1016/j.ejogrb.2014.11.033

OBJECTIVE: To identify the characteristics of cases and fibroids that will indicate which patients should undergo myomectomy to improve fertility. MATERIALS AND METHODS: We recruited patients (n=101) who had undergone myomectomy to improve…

article 2015
ISP-9-7 The vitamin D status in endometriosis(Group 9 Reproduction 1,IS Poster,International Session)
article 2015
Laparoscopic excision of ovarian endometrioma does not exert a qualitative effect on ovarian function: insights from in vitro fertilization and single embryo transfer cycles
Journal of assisted reproduction and genetics ·doi:10.1007/s10815-015-0457-7

PurposeTo evaluate whether laparoscopic excision of endometrioma exerts a qualitative effect on ovarian function.MethodsA retrospective analysis of oocytes retrieved in 25 cycles of 21 patients undergoing IVF treatment with controlled ovari…

article 2015
of endometriotic stromal cells
review 2015
Prevention of the recurrence of symptom and lesions after conservative surgery for endometriosis
Fertility and sterility ·doi:10.1016/j.fertnstert.2015.08.026

Although surgical excision of endometriosis both improves pain and enhances fertility, recurrence can further exacerbate pain and reduce fertility, which in turn impacts the quality of life and increases personal as well as social costs. Th…

article 2015
Simultaneous Detection and Evaluation of Four Subsets of CD4+ T Lymphocyte in Lesions and Peripheral Blood in Endometriosis
American journal of reproductive immunology (New York, N.Y. : 1989) ·doi:10.1111/aji.12426

PROBLEM: The proportion of CD4+ T lymphocytes, Th1, Th2, Th17, and regulatory T cells in endometriosis lesions and peripheral blood are not known. METHOD OF STUDY: Lymphocytes were isolated from endometriosis lesions (n = 10) and endometriu…

article 2015
Subtypes of adenomyosis assessed by MRI is useful to weigh the relative difficulty of laparoscopic hysterectomy
·doi:10.5180/jsgoe.31.114

Objective: To evaluate the relative difficulty of laparoscopic hysterectomy (LH) for adenomyosis by categorizing them into four subtypes.Methods: We retrospectively collected 56 cases of adenomyosis treated by laparoscopy at our hospital fr…