Laryngotracheal stenosis of autoimmune aetiology.

Autoimmune origin ranks fifth in the etiologic classification of laryngotracheal stenosis. Wegener's disease is the autoimmune illness most associated with stenosis; however, there are other autoimmune diseases that may also be associated with it. A descriptive, retrospective study of 9 cases of laryngotracheal stenosis associated with autoimmune disease was carried out.