Article
Kidney melanosis associated with a novel HSP-1 Hermansky-Pudlak oculocutaneous albinism mutation: a case report.
BMC nephrology - 11 Jul 2025
Ali Alaa A, Saleem Zana Sidiq M, Jabali Shakir S, Ibrahim Nashwan M R, Hughson Michael D
Abstract excerpt
INTRODUCTION: Melanin deposition in the kidney is rare and appears limited to the conditions of oculocutaneous albinism and malignant melanoma with melanuria. Melanin is generally an insoluble polymer, and it is curious how people with albinism who have little or no skin pigmentation can secrete melanin into the bloodstream, have it pass through the glomerular filtration barrier, and be absorbed by renal tubules....
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