Fig. 2From: Human papillomavirus infection and p16 expression in the immunocompetent patients with extragenital/extraungual Bowen’s diseaseKoilocyte-like change in the superficial part of dysplastic epithelium, characterized by perinulear halo around hyperchromatic and irregular nuclei. Hematoxylin-eosin, original magnification × 400Back to article page