Primary umbilical endometriosis--a rare variant of cutaneous endometriosis
case-report
public-domain-us
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This case report describes a patient presenting with a dark brown, pigmented umbilical nodule exhibiting cyclical pain and bleeding, which was surgically excised and histologically confirmed as primary umbilical endometriosis.
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Abstract
A case of primary umbilical endometriosis is being reported here, who presented with a dark brown nodule on the umbilicus with black pigmentation around it for the last seven months, associated with cyclical pain and bleeding from the nodule. Wide local excision of the nodule, laparoscopic tubal ligation and visualization of pelvic cavity was performed, revealing no sign of pelvic endometriosis. Histopathology report showed endometrial glands with stroma in the excised nodule.
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- europepmc
- last seen: 2026-07-17T06:14:45.765109+00:00
- pubmed
- last seen: 2026-05-13T22:12:55.732728+00:00
License: public-domain-us
· commercial use OK
· attribution required
Courtesy of the U.S. National Library of Medicine
Courtesy of the U.S. National Library of Medicine