Bullous pemphigoid

Characteristic features:

• almost same features as benign mucous membrane pemphigoid and pemphigus vulgaris

• C3 and circulating autoantibodies is detectable in indirect immunofluorescent test

• urticarial rashes develop then bullae

• desquamative gingivitis isn't common

• no eye lesions

• autoantibody against BP antigen at lamina lucida

• both males and females

bullous pemphigoid

Differential diagnosis:

• pemphigus vulgaris

pemphigus vulgaris

• benign MMP

benign mucous membrane pemphigoid

• atrophic lichen planus

atrophic LP