Hitoshi Okamura

ORCID: 0000-0002-3013-4881 · 24 papers in corpus · active 1982-2008

Study types

  • article 22
  • review 2

Condition tags

  • endometriosis 16
  • mesh:D004715 15
  • adenomyosis 2
  • dyspareunia 1
article 2008
·doi:10.1016/j.fertnstert.2008.07.072
review 2006
Microscopy research and technique ·doi:10.1002/jemt.20306

The surface epithelial cells of the ovary, which are modified peritoneal cells, form a single, focally pseudostratified layer. The Müllerian ducts differentiate after invagination of the coelomic mesothelium over the gonadal ridges during t…

article 2005
·doi:10.1093/molehr/gah215

The human ovarian surface epithelium (hOSE) is a single layer of mesothelial-type primitive epithelial cells that are potential estrogen targets. It has been reported that hOSE cells can produce estrogen. However, the mechanisms that regula…

article 2004
AJR. American journal of roentgenology ·doi:10.2214/ajr.182.2.1820399

OBJECTIVE: The aim of our study was to compare T2-weighted and contrast-enhanced dynamic T1-weighted images with histologic findings in assessing the depth of myometrial invasion by endometrial carcinoma in adenomyosis. MATERIALS AND METHOD…

article 2003
International Journal of Gynecology & Obstetrics ·doi:10.1016/s0020-7292(03)00340-0

OBJECTIVES: This study was designed to examine the prevalence of endometriosis among female siblings of patients with endometriosis in Japan. METHODS: A total of 339 patients with endometriosis were questioned about endometriosis in their s…

article 2003
Molecular and cellular endocrinology ·doi:10.1016/s0303-7207(03)00060-1
article 2002
·doi:10.1046/j.1341-8076.2002.00055.x

Objective: Noninvasive evaluation must be required for deeply infiltrating endometriosis, typically accompanied by pelvic pain, dyspareunia, and bowel retraction. To explore noninvasive diagnostic methods for deeply infiltrating endometrios…

article 2001
Italian journal of anatomy and embryology = Archivio italiano di anatomia ed embriologia

Ovarian epithelial tumors are thought to derive from the surface epithelium of the ovary, which differentiates after invagination of the coelomic mesothelium over the gonadal ridges during early embryonic development. On the putative muller…

article 2001
Nihon rinsho. Japanese journal of clinical medicine
article 1999
Fertility and Sterility ·doi:10.1016/s0015-0282(98)00415-4
article 1999
Gynecologic and obstetric investigation ·doi:10.1159/000052855

Ultrastructure studies of pelvic peritoneal tissue from women undergoing laparotomy suggest that before endometriosis has become established in the peritoneum, there might be a metaplastic change by peritoneal mesothelial cells into endomet…

article 1996
Human Reproduction ·doi:10.1093/oxfordjournals.humrep.a019535

Uterosacral ligaments are one of the common targets of pelvic endometriosis, which is usually clinically rather than surgically diagnosed. This study was performed to determine if uterosacral ligaments infiltrated by endometriosis could be …

article 1996

'To whom correspondence should be addressed Uterosacral ligaments are one of the common targets of pelvic endometriosis, which is usually clinically rather than surgically diagnosed. This study was performed to determine if uterosacral…

article 1995
Computerized medical imaging and graphics : the official journal of the Computerized Medical Imaging Society ·doi:10.1016/0895-6111(95)00017-8
article 1993
International Journal of Gynecology & Obstetrics ·doi:10.1016/0020-7292(93)90273-y

OBJECTIVE: To determine which of the various cytokines interleukin-5 (IL-5), interleukin-6 (IL-6) and interleukin-1 (IL-1) are important in endometriosis. METHODS: Peritoneal fluid (PF) samples were taken from 55 women at the time of either…

article 1993
Human Reproduction ·doi:10.1093/oxfordjournals.humrep.a138006

The pathogenesis of pelvic endometriosis has been studied by using scanning electron and light microscopy, observing the surface structure of bluish lesions obtained from 26 patients during laparotomy. Paraffin sections included another 17 …

review 1992
Acta obstetricia et gynecologica Scandinavica ·doi:10.3109/00016349209021057

Ovarian twin pregnancy is quite uncommon. We present a case of an ovarian twin pregnancy associated with pelvic endometriosis. The ultrasonographic findings in our case were similar to those of malignant ovarian tumor. Five cases of ovarian…

article 1992
Nihon Sanka Fujinka Gakkai zasshi
article 1991
Nihon Sanka Fujinka Gakkai zasshi

The pelvic peritoneum with macroscopic findings characteristic of endometriosis was biopsied in 18 cases at conservative surgery for endometriosis and examined. Pelvic lymph nodes removed in 76 cases at radical surgery for uterine cervical,…

article 1990
·doi:10.1507/endocrj1954.37.907

Eleven premenopausal women with uterine myoma who received 300 micrograms of intranasal Gn-RH agonist (buserelin) three times daily for 6 months participated in this study. Serum estradiol, some parameters related to calcium metabolism and …

article 1990
Nihon Sanka Fujinka Gakkai zasshi

An outpatient department screening method for endometriosis was prepared by designing a scoring system in a retrospective study. We compared the incidence of 21 characteristic symptoms and the finding of endometriosis in 39 infertile women …

article 1986
·doi:10.3109/10641958609031670

Vaginal pessaries of gemeprost were administered for evaluation of the vascular responsiveness to angiotensin II in the second trimester pregnancy. The mean arterial blood pressure and the vasosensitivity to A-II measured before and after t…

article 1983

Ultrastructurally, three possible pathways of capillary permeability were observed during the ovulatory process in rabbit ovarian follicles treated with human chorionic gonadotrophin: namely, pinocytotic vesicles, fenestrations, and interen…

article 1982

Histochemical and in vitro investigations of the autonomic innervation in the human mesotubarium ovarica (MTO) are described here in the course of our studying its physiologic role in the capture of released oocytes at ovulation. The presen…