Granular cell tumor of the larynx. Report of a case

Granular cell tumor is a rare nonmalignant tumor that can arise at several sites in the body as a solitary or multifocal lesion. Only 6% of cases deve lop in the larynx, There is general agreement that granular cell tumors ari se from nervous tissue. Surgery is the only treatment. A case in a 57-year- old woman with a six-year history of isolated dysphonia is reported. Direct laryngoscopy demonstrated a polypoid tumor at the middle third of the righ t vocal cord. Histology provided the diagnosis. The clinico-pathological fe atures of this rare tumor are reviewed.