Which physical findings are characteristic of pulmonary interstitial emphysema (PIE)?

Updated: Jun 25, 2019
  • Author: Abhay J Bhatt, MD, MBBS; Chief Editor: Muhammad Aslam, MD  more...
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No specific signs of PIE are reported. There may be overinflation of the chest wall and crepitations on auscultation on the affected side. A characteristic sound of crushing styrofoam or walking on dry snow signals PIE.

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