Which histologic findings are characteristic of common cutaneous warts in human papillomavirus (HPV) infection?
Histologic Findings in Common Cutaneous Warts • Hyperkeratosis • Acanthosis • Parakeratosis • Papillomatosis Findings to distinguish common warts from other papilloma include • Koilocytes • Vertical columns of parakeratosis • foci of clumped keratohyaline granules