Pemphigus Vulgaris By Daniel M Peraza, MD, Geisel School of Medicine at Dartmouth University Reviewed / Revised Jan 2022 | Modified Sep 2022 View Patient Education Symptoms and Signs Diagnosis Prognosis Treatment Key Points Topic Resources Skin cleavage levels in pemphigus... Pemphigus Vulgaris Pemphigus Vulgaris (Flaccid... Pemphigus Vulgaris (Shearing... Pemphigus Vulgaris (Oral) Pemphigus Vegetans Pemphigus vulgaris is an uncommon, potentially fatal, autoimmune disorder characterized by intraepidermal blisters and extensive erosions on apparently healthy skin and mucous membranes.