Makiko Omori, Tatsuyuki Ogawa, Masatoshi Nara, Akihiko Hashi, Shuji Hirata
•We present an unusual case of umbilical endometriosis and huge uterine leiomyomas with marked hydropic and cystic degeneration.•Although umbilical tumors are uncommon, the differential diagnosis should include umbilical endometriosis, particularly in reproductive-age women.•Umbilical endometriosis can be suspected from the clinical presentation, but the diagnosis should be confirmed with histological examination.
August 2014: Gynecologic Oncology Case Reports