Acral sites: Benign patterns of acral nevi
From dermoscopedia academy
Below are dermoscopic features commonly associated with the diagnosis “Benign patterns of acral nevi”. The example images have been approved by a panel of experts as representative of each given feature.
For a more in-depth discussion of associated features, please see the Dermoscopedia page for “Palms and Soles”.
Parallel furrow pattern (with pattern variations including single line, double line, single dotted line, double dotted line)
Pigmentation following the furrows.
Pigmentation following the furrows plus linear bands of pigment crossing from one to the next like rungs of a ladder.
Fibrillar pattern (soles only)
Parallel fine streaks crossing the dermoglyphics in a tangential direction.
Light brown homogeneous pigmentation with an amorphous appearance.