A 24 years old female has flaccid bullae in the skin and oral erosions. Histopathology shows intraepidermal acantholytic blister. The most likely diagnosis is –
Flaccid bullae
Mucosa involved
Intraepidermal acantholysis
Pemphigoid
Erythema multiforme
Pemphigus vulgaris
Dermatitis herpetiformis