Authors: T. Frey Authors‘ workplace: Subkatedra korektivní dermatologie IPVZ Praha vedoucí MUDr. T. Frey, CSc. Published in: Čes-slov Derm, 82, 2007, No. 2, p. 94-96 Category: Dermatological sub-specialization
Article presents a type of melanocytic naevus called naevus hypermelanoticus. It is a common naevus usually manifesting like a dark dot of 2–18 mm in diameter. Histological examination shows a great amount of melanin in the horny layer and other parts of epidermis, and melanophages in the upper dermis. Differentiation between naevus hypermelanoticus and evolving melanoma is important.
Key words: hypermelanotic naevus – melanocytic naevus – melanin – pigmented parakeratosis
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