Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector6486210.17816/kazmj64862Short CommunicationTo the etiology of OzenaYakhontovS.info@eco-vector.com06061926225-60604202106042021Copyright © 1926, Yakhontov S.1926<p>Ozena still remains, etiologically, a mystery. Pointing to the inconsistency of the currently existing three main theories of the origin of this disease - infectious, mechanical and nested, - prof. NV Zak (Russian Otolaryngology, 1926, No. 1) expresses the opinion that ozena is obtained as a result of a disease of that part of the sympathetic nervous system that is related to the nose.</p>