627. A 34-year old female presents to the dental clinic with a history of Crohn’s disease and chronic IBD. She complains of sore oral ulcerations with oral malodour for about one month. Upon intra-oral examination, you find multiple exophytic pustules with yellowish appearance on the tender erythematous base that covers the entire gingiva, buccal mucosa, and vestibular oral mucosa. The oral lesions resemble “SNAIL TRACKS”and appear histologically as intraepithelial clefting and acantholysis with eosinophil accumulation within the spinous layer. The underlying connective tissue shows mixed inflammatory cell infiltration. The diagnosis is PYOSTOMATITIS VEGETANS.
628. PYOSTOMATITIS VEGETANS (PV) most commonly affects the labial gingiva, soft and hard palate, and buccal and labial mucosa. PV rarely affects the tongue and mouth floor. BOTH TRUE.