What are less common risk factors for pneumomediastinum (PM)?

Updated: Feb 26, 2019
  • Author: Patrick L Carolan, MD; Chief Editor: Girish D Sharma, MD, FCCP, FAAP  more...
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One report suggested an association between belching in a heavy drinker and the development of Boerhaave syndrome (esophageal rupture following vomiting). Patients with cyclical vomiting may also be at increased risk of developing pneumomediastinum.

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