Tubercular laryngitis affects primarily:
(b) Posterior commissure of larynx(Ref. Scott Brown, 8th ed., Vol 3; 1018)Mostly the granulomatous conditions of the larynx start in the anterior part of the larynx except for tuberculosis which starts and mainly involves the posterior part.
Anterior commissure
Posterior commissure of larynx
Anywhere within the larynx
Superior surface of larynx
Infections and Inflammatory Conditions