Clinical specifics of recurrent respiratory infection children in Volgograd

Specifics of upper airway biocenosis, immune system, anti-infection immunity including local defence of the respiratory tract (lymphoepithelial pharyngeal system) in young and preschool children determine their higher incidence of acute respiratory infections. Recurrent respiratory infection children are characterized by heterogeneity (immaturity of the immune system, depletion of the immune system due to recurrent infections, partial immunodeficiency, concomitant ENT disease, etc.).