Rhinoscleroma occurs due to ?

Ans. is 'c' i.e., Klebsiellarhinoscleromatis infection Rhinoscleroma The causative organism is Klebsiellarhinosclerontatisor Frisch bacillus, which can be cultured from the biopsy material. The disease is endemic in several pas of world. In India, it is seen more often in nohern than in the southern pas. Biopsy shows infiltration of submucosa with plasma cells, lymphocytes, eosinophils, Mikulicz cells & Russell bodies. The latter two are diagnostic features of the disease. The disease stas in the nose & extends to nasopharynx, oropharynx, larynx, trachea & bronchi. Mode of infection is unknown. Both sexes of any age may be affected.