Melanocytic Lesions Basicmedical Key Frontiers The WHO 2018 Classification of Cutaneous Melanocytic Neoplasms: Suggestions From Routine Practice About Moles Types, Warning Signs, Causes, and Prevention Melanocytic Nevus Vulvovaginal Disorders 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.