Melanocytic lesions of the prostate

Abstract Background Benign melanocytic lesions of the prostate are rare and classified as blue nevus or melanosis. Both lesions have about 30 cases each reported in English literature. Case presentation We report here two illustrative cases, both incidental findings: a blue nevus at transurethral re...

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Main Authors: Maria Estela Pompeu do Amaral, Daniel Abensur Athanazio
Format: Article
Language:English
Published: BMC 2020-05-01
Series:Surgical and Experimental Pathology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s42047-020-00064-1
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author Maria Estela Pompeu do Amaral
Daniel Abensur Athanazio
author_facet Maria Estela Pompeu do Amaral
Daniel Abensur Athanazio
author_sort Maria Estela Pompeu do Amaral
collection DOAJ
description Abstract Background Benign melanocytic lesions of the prostate are rare and classified as blue nevus or melanosis. Both lesions have about 30 cases each reported in English literature. Case presentation We report here two illustrative cases, both incidental findings: a blue nevus at transurethral resection specimen and melanosis in needle biopsy. The second case was of a patient who underwent prostate biopsy due to a PI-RADS 5 finding in multiparametric MRI. Although no cancer was detected, findings suggestive of nodular hyperplasia and diagnostic of melanosis were observed. Conclusion Benign melanocytic lesions of the prostate are rare incidental findings with no clinical or prognostic relevance. Additional reports are warranted to evaluate whether such lesions may be associated with suspicious findings in imaging exams.
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spelling doaj.art-ccf5bf6ed786406a92421ef98e1e52042022-12-21T18:39:36ZengBMCSurgical and Experimental Pathology2520-84542020-05-01311310.1186/s42047-020-00064-1Melanocytic lesions of the prostateMaria Estela Pompeu do Amaral0Daniel Abensur Athanazio1Imagepat, Laboratory of PathologyImagepat, Laboratory of PathologyAbstract Background Benign melanocytic lesions of the prostate are rare and classified as blue nevus or melanosis. Both lesions have about 30 cases each reported in English literature. Case presentation We report here two illustrative cases, both incidental findings: a blue nevus at transurethral resection specimen and melanosis in needle biopsy. The second case was of a patient who underwent prostate biopsy due to a PI-RADS 5 finding in multiparametric MRI. Although no cancer was detected, findings suggestive of nodular hyperplasia and diagnostic of melanosis were observed. Conclusion Benign melanocytic lesions of the prostate are rare incidental findings with no clinical or prognostic relevance. Additional reports are warranted to evaluate whether such lesions may be associated with suspicious findings in imaging exams.http://link.springer.com/article/10.1186/s42047-020-00064-1ProstateNevusMelanosis
spellingShingle Maria Estela Pompeu do Amaral
Daniel Abensur Athanazio
Melanocytic lesions of the prostate
Surgical and Experimental Pathology
Prostate
Nevus
Melanosis
title Melanocytic lesions of the prostate
title_full Melanocytic lesions of the prostate
title_fullStr Melanocytic lesions of the prostate
title_full_unstemmed Melanocytic lesions of the prostate
title_short Melanocytic lesions of the prostate
title_sort melanocytic lesions of the prostate
topic Prostate
Nevus
Melanosis
url http://link.springer.com/article/10.1186/s42047-020-00064-1
work_keys_str_mv AT mariaestelapompeudoamaral melanocyticlesionsoftheprostate
AT danielabensurathanazio melanocyticlesionsoftheprostate