Primary malignant melanoma of the female urethra: A case report

Primary malignant melanoma of a female urethra is extremely rare. A 71-year-old female was referred to our hospital with bleeding from the urethral meatus. Magnetic resonance imaging revealed a mass of 25 mm in diameter at the external urethral meatus. She underwent anterior pelvic exenteration and...

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Bibliographic Details
Main Authors: Kazuhiro Watanabe, Go Hasegawa, Katsunori Kashima, Yo Sato, Noboru Hara, Tsutomu Nishiyama
Format: Article
Language:English
Published: Elsevier 2021-01-01
Series:Urology Case Reports
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Online Access:http://www.sciencedirect.com/science/article/pii/S221444202030382X
Description
Summary:Primary malignant melanoma of a female urethra is extremely rare. A 71-year-old female was referred to our hospital with bleeding from the urethral meatus. Magnetic resonance imaging revealed a mass of 25 mm in diameter at the external urethral meatus. She underwent anterior pelvic exenteration and ileal conduit diversion. Histopathological findings were urethral malignant melanoma, pT3apN0M0 (stage IIA). Nine months after surgery, computed tomography revealed a local recurrence in the pelvis, the patient was treated with immunotherapy using combined nivolumab and ipilimumab; however, she did not respond to treatment and died 22 months following diagnosis.
ISSN:2214-4420