oral symbocis

Oral Submucous Fibrosis

Oral submucous fibrosis (OSMF) is an oral precancerous condition characterized by inflammation and progressive fibrosis of the submucosal tissues resulting in marked rigidity and trismus. Causes: Areca nut (betel nut) chewing is one of the most common causes of OMSF which contains tannins (11%–12%) and alkaloids such as arecoline, arecaidine, guvacine, and guvacoline (0.15%–0.67%). Out …

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