Interstitial Lung Abnormalities

Date of Publication: January 29, 2026

This resource provides information on interstitial lung abnormalities (ILAs), which are minor changes on a CT scan of your lungs that may indicate inflammation or scarring ILAs are not a disease. In this resource you will learn who is more likely to develop ILAs, what happens after they are found and what you can do to reduce the risk of an ILA progressing to disease.