Irregular septal thickening on pulmonary HRCT

What it means

Thickening of the interlobular septa of the lungs as seen on a high-resolution computed tomography scan with an irregular appearance of the interlobular septa. THis feature is often associated with distortion of lung architecture.

Rare diseases that can present with this1

The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.

Part of the broader category