Retropharyngeal air and pneumomediastinum: a rare complication of influenza A and asthma in an adult.


We report a case of massive pneumomediastinum, small apical pneumothoraces, and retropharyngeal emphysema in an adult female patient with both influenza A and asthma. Pneumomediastinum occurs because of a rapid increase of pressure within the alveoli, secondary to forceful coughing or bronchospasm. This pressure increase causes the alveoli to rupture… (More)
DOI: 10.1016/j.ajem.2015.06.020

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