MINIMALLY INFLAMMATORY

NO EPIDERMAL NECROSIS
 epidermolysis bullosa acquisita
 epidermolysis bullosa simplex, junctional, dystrophic
 bullosis diabeticorum
 porphyria cutanea tarda
 pseudoporphyria
 bullous pemphigoid, cell poor variant

EPIDERMAL NECROSIS
 toxic epidermla necrolysis
 thermal injury

LYMPHOCYTES PREDOMINATE

NECROTIC KERATINOCYTES
 lichen planus pemphigoides
 fixed drug eruption
 erythema multiforme

NO NECROTIC KERATINOCYTES
 polymorphous light eruption
 lichen sclerosus et atrophicus

EOSINOPHILS PREDOMINATE

 bullous drug eruption
 arthropod bite reaction
 herpes gestationis
 bullous pemphigoid

NEUTROPHILS PREDOMINATE

 dermatitis herpetiformis
 linear IgA bullous dermatosis
 epidermolysis bullosa acquisita
 Sweet syndrome
 bullous cutaneous lupus erythematosus
 bullous vasculitis
 cicatricial pemphigoid

references: Textbook of dermatopathology, Raymond L. Barnhill, subepidermal vesicular dermatitis, Bruce R. Smoller, p148