Centrilobular micronodules

Last revised by Henry Knipe on 08 Mar 2022

Centrilobular micronodules are an image descriptor that refers to centrilobular nodules when the nodules are very small and present in a centrilobular distribution in the lungs. They are usually seen with bronchiolitis and can blend into tree-in-bud opacities. 

Radiographic features

CT

Postprocessing techniques such as obtaining maximum intensity projections (MIPs) use the original thin-section dataset and help make centrilobular nodules more conspicuous and easier to interpret.

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