has symptom disease has location autoimmune disease of skin and connective tissue pemphigoid An autoimmune disease of skin and connective tissue that is characterized by subepidermal blistering especially in the lower abdomen, groin, and flexor surfaces of the extremities, creating tense blisters that do not break easily. disease_ontology DOID:0080841 dermatitis bullous skin disease blister inguinal region skin