case_images: PMC5422737_01
case_images: Unilateral localized skin-colored-to-yellowish hyperkeratotic papules and plaques were distributed in a linear pattern on the right plantar surface of the patient.
case_images: cde-0009-0086-g01.jpg
case_images: PMC5422737_01_cde-0009-0086-g01.jpg
case_images: F1
case_images: A dermatologic examination revealed unilateral localized skin-colored-to-yellowish hyperkeratotic papules and plaques distributed in linear configuration on the right plantar surface (Fig. 1).
case_images: Histopathology showed epidermal hyperplasia with hypermelanization and hyperkeratosis without columns of parakeratosis or cornoid lamella. H&E. x10.
case_images: cde-0009-0086-g02.jpg
case_images: PMC5422737_01_cde-0009-0086-g02.jpg
case_images: F2
case_images: We performed a 4-mm punch biopsy, and the specimen showed epidermal hyperplasia with hypermelanization and hyperkeratosis without columns of parakeratosis or cornoid lamella (Fig. 2).