ICD-11 definition : Bullous pemphigoid is the most common autoimmune blistering disease in the Western
world. It chiefly affects the elderly and typically presents with a pruritic urticated
erythema which evolves into a widespread eruption of intact tense blisters. It can
sometimes involve mucous membranes. It is characterized by IgG antibodies to the basement
membrane zone, leading to subepidermal clefts that are clinically manifest as blisters.;
Bullous pemphigoid is the most common autoimmune blistering disease in the Western
world. It chiefly affects the elderly and typically presents with a pruritic urticated
erythema which evolves into a widespread eruption of intact tense blisters. It can
sometimes involve mucous membranes. It is characterized by IgG antibodies to the basement
membrane zone, leading to subepidermal clefts that are clinically manifest as blisters.