Osman, Eshtiag Mohammed Mohammed; Supervisor, - Babiker Osman Elbashier; Co - Supervisor, - Yousif Safieldeen
(Sudan University of Science and Technology, 2014-10-07)
Dermatosis papulosa nigra(DPN) is a pigmented papular eruption of the
face and neck Clinically, the features of photo aging in African can
include fine wrinkling, mottled pigmentation, and DPN. The individual
lesions ...