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Melanosis of the Bladder: Possible Pathogenetic Mechanisms [PDF]
Case Reports in Urology, 2022 Melanin accumulation within the bladder urothelium and/or macrophages in the lamina propria (melanosis of the bladder) is a very rare phenomenon of unknown pathogenesis. Its rarity argues for a complex, likely multifactorial, causation.
Justin E. Dupey +2 more
doaj +6 more sources
Melanosis of the urinary bladder with associated urinary tract infection [PDF]
Urology Case ReportsMelanosis of the bladder is an exceedingly rare benign condition that can mimic more serious urothelial pathologies. Here, we analyze the clinical presentation, associated symptomatology, and follow-up of a patient presenting with melanosis and ...
Lauren Nesi +6 more
doaj +6 more sources
A case report of melanosis of the bladder within a bladder diverticulum and associated Aerococcus urinary infection [PDF]
Urology Case ReportsBackground: Melanosis vesicae is a rare condition characterized by the deposition of melanin within the bladder urothelium. Case presentation: We present a case of a 72-year-old male with a history of recurrent urinary retention, bladder diverticula, and
Ali Baydoun +5 more
doaj +6 more sources
Melanosis of the bladder: A rare diagnosis
Urology Case Reports, 2020 Melanosis of the bladder is characterized by dark, velvety bladder mucosa due to melanin deposition. Less than 25 cases have been reported. We present a 45-year-old male undergoing work up for obstructive and storage irritative lower urinary tract ...
Diana M. Lopategui +2 more
doaj +5 more sources
Paediatric bladder melanosis: a rare case report [PDF]
Urology Case ReportsBladder melanosis is a rare, typically benign histological finding involving melanin pigment deposition in the urothelium without melanocytes. Fewer than 40 reported cases exist, with only one prior paediatric case report.We present a 13-year-old male ...
Suzannah Woodhouse +4 more
doaj +5 more sources
Melanosis of bladder: A rare entity
Urology Case Reports, 2019 Melanosis of the bladder, also known as melanosis vesicae, refers to presence of pigment in bladder mucosa. A rare phenomenon, however, it can be confused with the primary or metastatic melanoma of the bladder.
K. Sawalem +3 more
doaj +5 more sources
Synchronous melanosis of upper and lower urinary tract [PDF]
Urology Case Reports, 2023 Urothelial melanosis is an exceptionally rare diagnosis, with less than 25 cases being reported in the literature. Melanosis of the urothelium is characterized by abnormal melanin deposition within tissues, producing a black, velvety appearance to the ...
Ahmad N. Alzubaidi +5 more
doaj +4 more sources
Melanosis of the urinary bladder [PDF]
Annals of the Royal College of Surgeons of England, 2023 Melanosis bladder refers to the urothelium of the bladder appearing black and velvety, with microscopic evaluation describing melanin deposition. Risk factors, pathogenesis and clinical implications are unknown because only sporadic cases are reported in the literature, both with and without the presence of urinary tract symptoms or malignancy.
Ni Raghallaigh H +3 more
exaly +4 more sources
Urinary bladder melanosis with complete resolution case report
African Journal of Urology, 2023 Background Melanosis of the bladder is a rare condition characterized by multifocal, diffuse melanin pigmentation of the urothelial mucosa or lamina propria without any proliferation of melanocytes.
Daniela I. Mateescu +4 more
doaj +3 more sources
Bladder melanosis with concurrent urothelial carcinoma [PDF]
Urology Case Reports, 2017 Susanna E. Yau +3 more
doaj +4 more sources