Increased emphasis on the criterion of darkness enhances other strategies to diagnose melanomas, he said, including early recognition of asymmetry in melanomas (Arch. Dermatol. 1994;130:1013-7), recognition of change in melanomas (Br. J. Dermatol. 1999;141:783-7), and identifying small “ugly ducklings” that are melanomas (Arch. Dermatol. 1998;134:103-4).
This patient has melanoma in-situ, mixed pattern, with regression.
Source Courtesy kimggraphics