Tags: Disease.
IgA pemphigus is a subtype of pemphigus with two distinct forms: Subcorneal pustular dermatosis (also known as Sneddon–Wilkinson disease) (distinct from and not to be confused with subcorneal pustular dermatosis type of IgA pemphigus) is skin condition that is a rare chronic recurrent pustular eruption characterized histopathologically by subcorneal pustules that contain abundant neutrophils.