Predominant constituent of Hyaline membrane disease is :
The membranes (in hyaline membrane disease) are largely made up of fibrinogen and fibrin admixed with cell debris derived chiefly from necrotic type-II pneumocytes. There is a remarkable paucity of neutrophilic inflammatory reaction associated with these membranes.
Albumin
Anthracotic pigment
Fibrin rich exudates
Phosphatidylcholine
Infectious Lung Disease: Pneumonia