Condyloma

Polypoid tumor with marked acanthosis

Condyloma

LEGEND

  • Papillomatosis resembling interphalangeal joints, also referred to as the “brass knuckles pattern”.

Condyloma

LEGEND

  • Marked acanthosis

Condyloma

LEGEND

  • A traumatized condyloma may present a serous crust on its surface.

Condyloma

LEGEND

  • Hypergranulosis present in the valleys between the papillary projections.

Condyloma

LEGEND

The presence of koilocytes is a hallmark finding of keratinocytes infected with human papillomavirus (HPV).

  • Koilocytes are defined by the presence of a perinuclear clear halo and a pyknotic nucleus, i.e., one with condensed chromatin (nucleus resembling a raisin).

Condyloma

LEGEND

  • Dilated capillaries in the papillary dermis