TOPICS: Bullous pemphigoid, hemidesmosomes, BP180, eosinophils, tense bullae, nikolsky sign, linear pattern on immunofluorescence, IgG, pemphigus vulgaris, desmosomes, desmoglein 1, desmoglein 3, flaccid bullae, reticular pattern, fishnet appearance, dermatitis herpetiformis, celiac disease, IgA, gluten free diet, dapsone, erythema multiforme, targetoid lesions, mycoplasma pneumoniae, herpes simplex virus, penicillin, sulfa drugs, phenytoin