label: Dermatitis Herpetiformis
label_lc: dermatitis herpetiformis
description: A chronic autoimmune skin disorder characterized by the development of pruritic papulovesicular and bullous lesions in the elbows, knees, buttocks, and back. It is associated with an increased expression of HLA-A1, HLA-B8, and HLA-DR3 antibodies.