Amyloidosis of tongue and buccal mucosa: a case report

Abstract

Amyloidosis is a disease process characterized by generalized or localized extracellular deposition of proteinacious material, amyloid. Amyloid is made up of straight, long, unbranching fibrils that stains positive with Congo red and exhibits apple-green birefringence in cross-polarized light. The tongue is usuallyinvolved insystemic amyloidosis. This article presents a case of amyloidosis involving oral cavity in a patient with rheumatoid arthritis. Key Words amyloid, arthritis, oral, tongue, immunoglobulin