Melanosis, Genitourinary Tract
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Lentiginosis Pigmented melanocytosis and prostatic nevohyperplasia
Abnormal or excessive deposition of melanin pigment within cells and/or tissues.
Prostatic melanosis is extremely rare with approximately 20 cases reported (Klock et al. 2010).
Genital melanosis is a relatively infrequent condition with an estimated reported incidence to be as low as 0.011% of dermatologic patients. Incidence is increased in patients with a history of melanoma (Haugh et al. 2017).
In melanosis of the urinary tract, patient age ranges from childhood to old age.
Prostate melanosis has been described in middle-aged and old men.
Penile melanosis arises in adults or in the elderly, with only few cases reported under 20 years of age (Barnhill et al. 1990).
Urogenital melanosis has been described in the urinary tract,...
References and Further Reading
- Patel, P., Gotto, G., Kavanagh, A., Al Bashir, S., Bismar, T. A., & Trpkov, K. (2013). Urinary bladder melanosis associated with urothelial urothelial dysplasia and invasive urothelial carcinoma: A report of two cases. Analytical and quantitative cytopathology and histopathology. Analytical and quantitative cytopathology and histopathology, 35, 294–300.PubMedGoogle Scholar