Cutis
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Sire the basis for this study. All cases were clinically diagnosed as porokeratosis plantaris discreta (PPD). Biopsies were done in fifteen cases. ⋯ Porokeratosis plantaris dicreta is a localized plantar hyperkeratosis that is resistant to therapy. It is often mistaken for a wart. PPD should be considered in the differential diagnosis of keratotic lesions on the sole.