Becker's nevus (BN) and epidermal nevi are benign skin lesions that can cause cosmetic concerns for those affected. Becker's nevus typically appears as a hyperpigmented patch, often accompanied by ...

Within the group of epidermal nevi, a so far nameless disorder is described under the term "linear Cowden nevus". This non-organoid epidermal nevus is caused by loss of heterozygosity, occurring ...

Examples of epidermal melanocytotic hyperpigmentation include simple lentigines and solar UV tanning. Mongolian spots and Nevus of Ota demonstrate increased numbers of active melanocytes in the ...