Pigmented lesion following complete removal of melanoma.
A pigmented lesion developed in three patients in the center of the scar following excision and grafting to remove melanoma. Histologically, the lesions showed hyperplasia of melanocytes resembling junction nevus or lentigo maligna. Some site-specific factor seems to be responsible for this change.
D000328:Adult; D002921:Cicatrix; D005260:Female; D006801:Humans; D008544:Melanocytes / Q000648:ultrastructure; D008545:Melanoma / Q000601:surgery*; D008875:Middle Aged; D009508:Nevus, Pigmented / Q000175:diagnosis; D010859:Pigmentation Disorders / Q000175:diagnosis / Q000209:etiology*; D012878:Skin Neoplasms / Q000601:surgery*