OverviewThis picture shows skin lesions (epidermolysis bullosa) over the joints on the hands and feet (interphalangeal joints). Dystrophic epidermolysis bullosa is an inherited condition that causes red blisters (bullae) that break open, ooze, form scabs (crusts), and scar.
Review Date 10/25/2016
Updated by: David L. Swanson, MD, Vice Chair of Medical Dermatology, Associate Professor of Dermatology, Mayo Medical School, Scottsdale, AZ. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.