Which age groups are at increased risk 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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A case series from the Children's Medical Center, China Medical University in Taiwan reported by Lee et al defined an incidence of spontaneous pneumomediastinum in children of 1:8,302 patient visits to the pediatric emergency department. [12] They observed a bimodal distribution, with cases occurring in children younger than 4 years old and in adolescents aged 15-18 years. Males outnumbered females by a ratio of 4:1.

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