A diverse group of lung diseases that affect the lung parenchyma. They are characterized by an initial inflammation of PULMONARY ALVEOLI that extends to the interstitium and beyond leading to diffuse PULMONARY FIBROSIS. Interstitial lung diseases are classified by their etiology (known or unknown causes), and radiological-pathological features.
Also Known As:
Interstitial Lung Disease; Interstitial Pneumonia; Interstitial Pneumonitis; Lung Diseases, Interstitial; Interstitial Pneumonias; Interstitial Pneumonitides; Lung Disease, Interstitial; Pneumonias, Interstitial; Pneumonitides, Interstitial; Diffuse Parenchymal Lung Diseases; Pneumonia, Interstitial; Pneumonitis, Interstitial