NCIt synonyms : Bathing Trunk Nevus; Giant Pigmented Nevus of Skin; Giant Pigmented Nevus of the Skin; Giant Pigmented Nevus; Giant Congenital Nevus; GCN;
NCIt related terms : Giant pigmented nevus, NOS;
NCIt definition : A congenital melanocytic nevus that measures more than 200 mm or is unresectable.
It usually presents as a dark brown to black hairy lesion. Morphologically, it is
characterized by the presence of a compound or intradermal nevus. There is an increased
risk of malignant transformation to melanoma, rhabdomyosarcoma, and poorly differentiated
malignant tumors.;