Figure 3From: Giant anal condyloma (giant condyloma acuminatum of anus) after allogeneic bone marrow transplantation associated with human papillomavirus: a case reportPathologic finding of giant condyloma acuminatum of anus. (A), (B) The epithelium shows considerable superficial hyperkeratosis with koilocytosis (hematoxylin and eosin staining magnification ×100). (C) There is distinct perinuclear clear vacuolization of the prickle cells (koilocytosis) (hematoxylin and eosin staining; magnification ×200). (D) Koilocytosis characteristic of HPV infection (hematoxylin and eosin; magnification ×400).Back to article page