File:Pellagra2.jpg
diarrhea. en:Pellagra The dermatologic features of this disorder
include desquamation, erythema, scaling, and keratosis of sun-exposed areas, all
of which this patient had. Note below the absence of changes in the sun-shielded
area. source
book: Images of Memorable Cases - 50 years at the bedside ISBN 978-0-89263-000-4
http://cnx.org/content/m14940/latest/Case_2-pres1-1.jpg(Reusing this file)