According to the literature, there is a continuous increase in the number of children suffering from chronic pneumonia, the pathogenesis and pathomorphology of which are based on congenital anomalies and malformations of the bronchopulmonary structures [1,3]. Among the malformations, pulmonary hypoplasia is the most common, accounting for 75-80% and characterized by a steady increase in morbidity among children, an increase in the incidence of extensive, advanced and severe forms of damage [5,6].