Balloon Cell Urethral Melanoma: Differential Diagnosis and Management

Introduction. Primary malignant melanoma of the urethra is a rare tumour (0.2% of all melanomas) that most commonly affects the meatus and distal urethra and is three times more common in women than men. Case. A 76-year-old lady presented with vaginal pain and discharge. On examination, a 4 cm mass...

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Main Authors: M. McComiskey, C. Iavazzo, M. Datta, R. Slade, B. Winter-Roach, G. Lambe, V. K. Sangar, M. Smith
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Case Reports in Obstetrics and Gynecology
Online Access:http://dx.doi.org/10.1155/2015/919584
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author M. McComiskey
C. Iavazzo
M. Datta
R. Slade
B. Winter-Roach
G. Lambe
V. K. Sangar
M. Smith
author_facet M. McComiskey
C. Iavazzo
M. Datta
R. Slade
B. Winter-Roach
G. Lambe
V. K. Sangar
M. Smith
author_sort M. McComiskey
collection DOAJ
description Introduction. Primary malignant melanoma of the urethra is a rare tumour (0.2% of all melanomas) that most commonly affects the meatus and distal urethra and is three times more common in women than men. Case. A 76-year-old lady presented with vaginal pain and discharge. On examination, a 4 cm mass was noted in the vagina and biopsy confirmed melanoma of a balloon type. Preoperative CT showed no distant metastases and an MRI scan of the pelvis demonstrated no associated lymphadenopathy. She underwent anterior exenterative surgery and vaginectomy also. Histology confirmed a urethral nodular malignant melanoma. Discussion. First-line treatment of melanoma is often surgical. Adjuvant treatment including chemotherapy, radiotherapy, or immunotherapy has also been reported. Even with aggressive management, malignant melanoma of the urogenital tract generally has a poor prognosis. Recurrence rates are high and the mean period between diagnosis and recurrence is 12.5 months. A 5-year survival rate of less than 20% has been reported in balloon cell melanomas along with nearly 20% developing local recurrence. Conclusion. To the best of our knowledge, this case is the first report of balloon cell melanoma arising in the urethra. The presentation and surgical management has been described and a literature review provided.
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issn 2090-6684
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publishDate 2015-01-01
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series Case Reports in Obstetrics and Gynecology
spelling doaj-art-02a22bc400ca4f3ebdaf7e90e5efe8762025-02-03T01:00:09ZengWileyCase Reports in Obstetrics and Gynecology2090-66842090-66922015-01-01201510.1155/2015/919584919584Balloon Cell Urethral Melanoma: Differential Diagnosis and ManagementM. McComiskey0C. Iavazzo1M. Datta2R. Slade3B. Winter-Roach4G. Lambe5V. K. Sangar6M. Smith7Gynaecological Oncology Department, Christie Hospital, Manchester M20 4BX, UKGynaecological Oncology Department, Christie Hospital, Manchester M20 4BX, UKGynaecological Oncology Department, Christie Hospital, Manchester M20 4BX, UKGynaecological Oncology Department, Christie Hospital, Manchester M20 4BX, UKGynaecological Oncology Department, Christie Hospital, Manchester M20 4BX, UKPlastic Surgery Department, Christie Hospital, Manchester M20 4BX, UKUrology Department, Christie Hospital, Manchester M20 4BX, UKGynaecological Oncology Department, Christie Hospital, Manchester M20 4BX, UKIntroduction. Primary malignant melanoma of the urethra is a rare tumour (0.2% of all melanomas) that most commonly affects the meatus and distal urethra and is three times more common in women than men. Case. A 76-year-old lady presented with vaginal pain and discharge. On examination, a 4 cm mass was noted in the vagina and biopsy confirmed melanoma of a balloon type. Preoperative CT showed no distant metastases and an MRI scan of the pelvis demonstrated no associated lymphadenopathy. She underwent anterior exenterative surgery and vaginectomy also. Histology confirmed a urethral nodular malignant melanoma. Discussion. First-line treatment of melanoma is often surgical. Adjuvant treatment including chemotherapy, radiotherapy, or immunotherapy has also been reported. Even with aggressive management, malignant melanoma of the urogenital tract generally has a poor prognosis. Recurrence rates are high and the mean period between diagnosis and recurrence is 12.5 months. A 5-year survival rate of less than 20% has been reported in balloon cell melanomas along with nearly 20% developing local recurrence. Conclusion. To the best of our knowledge, this case is the first report of balloon cell melanoma arising in the urethra. The presentation and surgical management has been described and a literature review provided.http://dx.doi.org/10.1155/2015/919584
spellingShingle M. McComiskey
C. Iavazzo
M. Datta
R. Slade
B. Winter-Roach
G. Lambe
V. K. Sangar
M. Smith
Balloon Cell Urethral Melanoma: Differential Diagnosis and Management
Case Reports in Obstetrics and Gynecology
title Balloon Cell Urethral Melanoma: Differential Diagnosis and Management
title_full Balloon Cell Urethral Melanoma: Differential Diagnosis and Management
title_fullStr Balloon Cell Urethral Melanoma: Differential Diagnosis and Management
title_full_unstemmed Balloon Cell Urethral Melanoma: Differential Diagnosis and Management
title_short Balloon Cell Urethral Melanoma: Differential Diagnosis and Management
title_sort balloon cell urethral melanoma differential diagnosis and management
url http://dx.doi.org/10.1155/2015/919584
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AT rslade ballooncellurethralmelanomadifferentialdiagnosisandmanagement
AT bwinterroach ballooncellurethralmelanomadifferentialdiagnosisandmanagement
AT glambe ballooncellurethralmelanomadifferentialdiagnosisandmanagement
AT vksangar ballooncellurethralmelanomadifferentialdiagnosisandmanagement
AT msmith ballooncellurethralmelanomadifferentialdiagnosisandmanagement