Oral corticosteroids are the primary treatment ... because the remaining Dsg3 can completely maintain cell–cell adhesion of the mucosal epithelium. In mucosal-dominant type of pemphigus vulgaris ...

They are commonly located on the insides of the cheek (buccal mucosa), tongue ... and heal by themselves. Oral ulcers occur as a result of damage to the oral epithelium and its underlying layer ...