Flaccid bullae with mucosal involvement and intraepidermal acantholysis are characteristic of?
Pemphygus vulgaris
Pemphigus foliaceous
Psoriasis
Vitiligo
Ans. is 'a' i.e., Pemphygus vulgaris Among the given options, two are vesicullabullous disorders :- Pemphigus vulgaris Pemphigus foliaceous Both of these cause flaccid bullae with intraepidermal blisters. but, mucosal involvement is common in pemphigus vulgaris (not in P foliaceous).