True regarding laryngeal TB is-
Ans. is 'b' i.e., Mouse-nibbled vocal cord Tubercular laryngitiso Tubercular laryngitis is almost always secondary to pulmonary lesions, mostly affecting males in middle age (20-40years). The disease affects the posterior third of larynx more commonly than the anterior part. The parts affected in descending order of frequency are:- i) Interarytenoid fold, ii) Ventricular band, iii) Vocal cords, iv) EpiglottisClinical featureso The weakness of voice with periods of aphonia - earliest symptoms.o Hoarseness, cough, dysphagia (odynophagia)o Referred otalgiaLaryngeal examination in TB laryngitiso Hyperaemia of the vocal cord in its whole extent or confined to posterior part with impairment of adduction is the first sign.o Swelling in the interarytenoid region giving a mammilated appearance.o Ulceration of vocal cord giving the mouse-nibbled appearance.o Superficial ragged ulceration on the arytenoids and interarytenoid region.o Granulation tissue in the interarytenoid region or vocal process of arytenoid,o Pseudoedema of the epiglottis "turban epiglottis".o Swelling of ventricular bands and aryepiglottic folds.o Marked pallor of surrounding mucosa.o The disease affects the posterior third of the larynx more commonly than the anterior part.o The parts affected in descending order of frequency are i) Interarytenoid fold, ii) Ventricular band, iii) Vocal cords,iv) Epiglottis.
Commonly involves anterior 2/3 rd of vocal cord
Mouse-nibbled vocal cord
More common in females
None of the above