CHRONIC NASAL HYPER-REACTIVITY (CURRENT CLASSIFICATIONS, CLINICAL PATTERN, DIAGNOSIS)

Nasal hyper-reactivity (NG) is a clinical phenomenon manifested by increased individual sensitivity of the nasal mucosa to factors that do not cause symptoms in healthy people. The concept of nasal hyperreactivity is accepted in the world literature and implies increased reactivity of the nasal mucosa caused by various physical, chemical or pharmacological stimuli [1, 2]. Nasal hyper-reactivity is found in 86% of children with bronchial asthma