Melanoma and skin cancer-related surgery

Melanoma: A malignant neoplasm derived from cells that are capable of forming melanin, which may occur in the skin of any part of the body, in the eye, or, rarely, in the mucous membranes of the genitalia, anus, oral cavity, or other sites.

https://meshb.nlm.nih.gov/record/ui?ui=D008545

Also, malignant melanoma

Skin neoplasms: Tumors or cancer of the skin

https://meshb.nlm.nih.gov/record/ui?ui=D012878

Also, cancer of skin, skin neoplasms