What is interstitial lung disease?

Lyall A. Gorenstein, MD
Thoracic Surgery (Cardiothoracic Vascular)
Interstitial lung disease (ILD) is a general term that includes many chronic lung disorders in which the lung is damaged, the walls of the air sacs become inflamed and then scarring or pulmonary fibrosis begins in the tissue between the air sacs .This causes the lungs to become stiff and smaller in volume.
Interstitial lung disease and pulmonary fibrosis are general terms used to describe inflammatory and fibrotic disorders of lung tissue (interstitium). There are more than 100 known causes of interstitial lung disease and pulmonary fibrosis, which include familial and genetic disorders, inhaled substances, infections, medications, and connective tissue diseases.

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