Bogdasarian Classification of Posterior Glottic Stenosis


Type I

An interarytenoid scar band between the vocal folds that is anterior and separate from the posterior interarytenoid mucosa.

Type II

Scarring of the mucosa or musculature of the posterior interarytenoid area (limited motion of arytenoids)

Type III

Unilateral cricoarytenoid joint fixation

Type IV

Bilateral cricoarytenoid joint fixation

Bogdasarian RS, Olson NR. Posterior glottic laryngeal stenosis. Otolaryngol Head Neck Surg. 1980;88(6):765-72.

Contributed by Emily Zhang