Koshiro Obata

No ORCID on file · 5 papers in corpus · active 2000-2012

Study types

  • article 4
  • review 1

Condition tags

  • endometriosis 5
  • endometrioma 1
article
Severe endometriosis treated with long-term GnRHa : case report

Gonadotrophin-releasing hormone agonist(GnRHa) therapy for endometriosis is rarely used for long periods of time because it leads to decreased bone density and menopausal syndrome.Here, we describe a patient with severe endometriosis who un…

article 2012
〈Cases Reports〉 Severe endometriosis treated with long-term GnRHa : case report
article 2012
Clear cell adenocarcinoma arising from umbilical endometriosis
Journal of Obstetrics and Gynaecology Research ·doi:10.1111/j.1447-0756.2012.01964.x

Umbilical endometriosis is a very rare condition, and as far as we are aware, there have been no reported cases of its malignant transformation. Here, we report a case of clear cell adenocarcinoma arising from umbilical endometriosis in a 6…

article 2004
[Ovarian cancers complicated by endometriosis].
Nihon rinsho. Japanese journal of clinical medicine
review 2000
Common Genetic Changes between Endometriosis and Ovarian Cancer
Gynecologic and obstetric investigation ·doi:10.1159/000052877

We analyzed 81 ovarian cancers for loss of heterozygosity (LOH) on 10q23 and for mutations in PTEN. LOH was common among the endometrioid (43%) and serous (28%) cancers, but was infrequent among the other histological subtypes. Somatic PTEN…