[Clinical evaluation of eustachian tube transience and function in patients with different types of increased nasal resistance].

Background/aim: Eustachan tube is a connection between throat and the middle ear. Inflammatory processes and malformations of nasal cavity could lead to dysfunction of the whole upper respiratory tract, thas emphasizing the evaluation of the Eustachian tube function both in surgery and in medicine in general. The aim of this study was to evaluate the Eustachian tube passage and function by tympanometry in different types of nasal resistance.