Abstract:
Primary atelectasis of the lungs “enters the respiratory distress syndrome and occurs in the
form of a separate nosological unit. This article examines the specific pathomorphological
features of primary pulmonary atelectasis. As material, the lungs of infants who died of
atelectasis in the neonatal period were studied microscopically. Microscopic examination
revealed that the lung tissue had an underdeveloped appearance at a glance
