1. Dermatitis as One of the 3 Ds of Pellagra
Nayan K. Desai, MD, Brian P. Gable, MD, FACP 
Mayo Clinic Proceedings 
Volume 87, Issue 12, (December 2012)
DOI: /j.mayocp
Copyright © 2012 Mayo Foundation for Medical Education and Research Terms and Conditions

2. FIGURE 1
Photosensitive rash on sun-exposed areas of the hands and feet.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2012 Mayo Foundation for Medical Education and Research Terms and Conditions

3. FIGURE 2
Photosensitive rash on sun-exposed areas in a V-shaped distribution of the anterior neck and chest.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2012 Mayo Foundation for Medical Education and Research Terms and Conditions