Which diffuse parenchymal lung diseases (DPLDs) mimic interstitial lung disease?

Updated: Sep 15, 2020
  • Author: Eleanor M Summerhill, MD, FACP, FCCP; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
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Numerous causes/diagnoses are included among the DPLDs, many of which can be grouped as shown below.

DPLDs that mimic interstitial lung disease in clinical presentation and chest radiographic findings include the following:

  • Congestive heart failure

  • Atypical pneumonia (including Pneumocystis species)

  • Lymphangitic spread of cancer

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