Margins of of resection of malignant melanomas that are less than the hitherto conventional "wide and deep" margins are not advisable as yet.
D062109:Dermatologic Surgical Procedures; D006801:Humans; D008545:Melanoma / Q000473:pathology / Q000601:surgery*; D009367:Neoplasm Staging; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology / Q000601:surgery*