An 11-year-old boy presented with a chief complaint of difficulty in eating and restricted mouth opening () since 1 year. On asking leading questions, the patient gave a history of burning sensation over buccal mucosa while consuming spicy food since 1 year. The patient had a habit of tobacco and betel nut chewing 15–20 times per day since 5 years. He also had a habit of keeping the quid in the buccal vestibule.\nOn clinical examination, maximum interincisal distance was 13 mm. Intraoral examination revealed palpable fibrous bands over labial and buccal mucosa along with blanching of palate, soft palate and floor of mouth (). Tongue movements were restricted and the uvula was shrunken. Histopathological examination showed moderately hyalinised collagen in connective tissue stroma. Few areas show thickened collagen bundles. Inflammatory exudate chiefly consists of lymphocytes and plasma cells.
A 12-year-old boy presented with difficulty in mouth opening () and burning sensation on consumption of spicy food since last 8 months. Maximum interincisal distance was 11 mm, which has increased significantly after conservative management (). The patient gave a history of chewing tobacco and betel nut pouches 20–30 per day since 6 years. On intraoral examination, vertical and circular fibrous bands were palpable over lower lip, upper lip, labial and buccal mucosa.\nHistopathologically, H&E-stained section showed collagen fibres were arranged in separate bundles with dense inflammatory infiltrate, also showed juxtaepithelial hyalinisation.