Noncancerous, Precancerous and Cancerous Tumors

Picture of Dermatosis Papulosa Nigra (DPN)

Picture of Dermatosis Papulosa Nigra (DPN).

Dermatosis papulosa nigra (DPNs) are very common benign brown warty papules that appear in African Americans and other patients with dark skin phototypes, DPNs usually affect the cheeks, neck, and upper chest. DPNs are a type of seborrheic keratosis. Many patients request removal of DPNs, particularly when multiple or large, due to their unsightly appearance.

Text Source: Color Atlas of Cosmetic Dermatology Marc R. Avram, Sandy Tsao, Zeina Tannous, Mathew M. Avram Copyright 2011 by The McGraw-Hill Companies, Inc. All rights reserved.