This photograph demonstrates brownish, hyperpigmented, velvety plaques overlying the metacarpal and interphalangeal joints of the hands.
Review Date 5/24/2018
Updated by: Kevin Berman, MD, PhD, Atlanta Center for Dermatologic Disease, Atlanta, GA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.