Pigmented condyloma acuminatum.

摘要: We herein report a case of pigmented condyloma acuminatum in the genital region. A histopathological examination revealed keratinocyte proliferation, papillomatosis and basal pigmentation. Cellular atypia was rarely observed. The patient also had ordinary skin-colored nodules on coronal sulcus. Polymerase chain reaction amplification with consensus primers for human papillomavirus (HPV) subsequent sequencing confirmed an infection HPV type 6. Pigmented is not rare; however, making differential diagnosis between bowenoid papulosis seborrheic keratosis sometimes difficult. mechanism pigmentation such cases remains unknown requires further investigation. typing useful method diagnosing disease.