Which organ injuries may lead to pneumomediastinum (PM)?

Updated: Feb 26, 2019
  • Author: Patrick L Carolan, MD; Chief Editor: Girish D Sharma, MD, FCCP, FAAP  more...
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Tracheobronchial rupture, esophageal injury, or perforation of a hollow abdominal viscus may lead to free mediastinal air.

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