Six features of melanocytic lesions at level 1 of first step. a) Download Scientific Diagram An acral nevus is a benign melanocytic lesion found on the palms and soles. Dermoscopically, it most commonly shows the parallel furrow pattern, where pigmentation follows the furrows of the skin markings. Melanocytic Nevi, Including Atypical Nevi (Dysplastic Nevi, Nevus with Architectural disorder and Cytologic Atypia) Dermatology Advisor Congenital Melanocytic Nevus: Causes, Symptoms, and Treatment