Medium sized congenital melanocytic nevus spontaneously lightening in a pediatric patient and management JAAD Case Reports 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. Automated Segmentation of Microscopy Imaged Melanocytic Lesions and Classification Semantic Scholar Benign mole (melanocytic naevi) MySkinDoctor