<prompt> Most common part of larynx involved in TB -AnteriorPosteriorMiddleAnywhere  <response>: Ans. is 4b i.e., Posterior o Disease affects the posterior third of larynx more commonly than anterior part.o The parts affected in descending order of frequency are i Interarytenoid fold, ii Ventricular band, iii Vocal cords,iv Epiglottis.o Also see above explanation. 