A biopsy taken from the nail matrix showed an increased number of melanocytes, atypia, and transepidermal invasion, features consistent with malignant melanoma (Figure 2). A surgical excision was ...

Subungual melanoma, an uncommon form of acral melanoma that arises within the nail matrix, accounts for 1%–3% of all cutaneous melanoma in Caucasians. As subungual melanoma presents in a more ...

Subungual melanoma describes a form of malignancy that develops in the cells under the fingernail or toenail. When carcinogenesis takes place in cells that contain skin pigments or melanocytes ...

A biopsy was performed, and eight weeks later, the results revealed it was subungual melanoma, a type of acral lentiginous melanoma (ALM). "Knowing what I know, this diagnosis was music to my ears ...

Family history was negative for longitudinal melanonychia and melanoma. Physical examination showed multiple longitudinal brown-pigmented bands on eight toenails with subungual hyperkeratosis.