Perilymphatic lung nodules

Last revised by Yaïr Glick on 12 Mar 2022

Perilymphatic lung nodules follow perilymphatic channels and on imaging are typically subpleural, occur along fissures (perifissural nodules), interlobular septa, and adjacent to the bronchovascular bundles.

Differential diagnosis

Lung nodules in a perilymphatic distribution can be seen in association with a number of conditions 1-3:

See also

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Cases and figures

  • Figure 1: secondary lobule
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  • Case 1: with sarcoidosis
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  • Figure 2
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  • Case 2: with sarcoidosis
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  • Case 3: lymphangitis carcinomatosis
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