Pseudomelanoma Following Treatment With Surgical Excision and Intralesional Triamcinolone Acetonide to Prevent Keloid Formation

In 1975, Kornberg and Ackerman described a type of recurrent melanocytic nevus characterized by some atypical features that could lead to confusion with malignant melanoma.' The proposed several criteria for the distinction of this lesion from that of true melanoma. All their cases had appeared shortly after the partial surgical excision of pigmented lesions. In most of them, the surgical procedure had been followed by electrodesiccation.