Synopsis
firm lungs, atelectatic lungs (pulmonary atelectasia)
uneven expansion pattern
focal alveolar hemorrhage
focal alveolar edema (alveolar fluid in alveoli)
hyaline membranes along terminal bronchioles, respiratory bronchioles and alveolar ducts
Etiology
pulmonary surfactant deficiency
Complications
pneumothorax
bronchopulmonary dysplasia