Aygit, ACBayçin, HNDemiralay, A2024-06-122024-06-1219990930-343Xhttps://doi.org/10.1007/s002380050145https://hdl.handle.net/20.500.14551/22286A case of malignant melanoma arising on the hyperkeratotic little finger of a 46-year-old patient with palmoplantar keratoderma is reported. A pigmented lesion had been present since childhood, over a period of two years it became larger and darker and had occasion ally bled over the past two months. Histopathologic investigation revealed hyperkeratosis, hypergranulosis, and acanthosis on the left palm and malignant melanoma on the macule of the left little finger.en10.1007/s002380050145info:eu-repo/semantics/closedAccessMalignant MelanomaPalmoplantar KeratodermaMal De MeledaArticle2214950Q4WOS:0000787362000152-s2.0-0345471994Q3