“…Oral mucosa is most frequently affected and is the initial site of presentation in about 50% of patients, as also in the presented case. Mucosal involvement of conjunctiva, nasopharynx, esophagus, gastrointestinal tract, and anogenital region may also be present . Skin rash typically follows the manifestations of mucosal involvement and shows considerable variation in the type of lesions and extent of involvement.…”