Pemphigus is a group of autoimmune blistering disorders characterized by intraepidermal split.The word “pemphigus” is derived from Greek word “pemphix” meaning blister or bubble
In 1953,Lever distinguished PV and BP on the basis of clinical and histopathological features and their natural course. Pemphigus can be broadly catego-rized into PV, PF, IgA pemphigus, paraneoplastic pemphigus (PNP).