Presentation
Left sided chest pain, SOB, unwell. Pneumothroax?
Patient Data
Age: 25 years
Gender: Male
From the case:
Spontaenous pneumomediastinum
Frontal

Surgical emphysema in the soft tissues of the neck and the mediastinum.
Pneumomediastinum. No pneumothorax.
Heart size normal. Lungs clear.
From the case:
Spontaenous pneumomediastinum
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Coronal non-contrast

Large volume surgical emphysema in the neck.
Moderate volume pneumomediastinum. No pneumothorax. No effusion.
Case Discussion
Classic plain radiograph and CT appearances of a pneumomediastinum, in this case spontaneous in origin.