case_images: PMC4119635_01
case_images: Chest X-ray showing air outlining mediastinal structures (arrows) and subcutaneous emphysema in the area of the left axilla (circle).
case_images: CRIEM2014-685381.001.jpg
case_images: PMC4119635_01_CRIEM2014-685381.001.jpg
case_images: fig1
case_images: Trauma (e-FAST) showed no evidence of a pneumothorax, pericardial/pleural effusion, or intra-abdominal fluid. The chest X-ray showed lucent streaks of gas that outlined mediastinal structures and a subcutaneous emphysema in the area of the left axilla (Figures 1(a) and 1(b)).
case_images: Chest computed tomography showing air outlining mediastinal structures (arrows) and a small pulmonary contusion on the left side (circle).
case_images: CRIEM2014-685381.002.jpg
case_images: PMC4119635_01_CRIEM2014-685381.002.jpg
case_images: fig2
case_images: Computed tomography confirmed the diagnosis of a pneumomediastinum and in addition showed a small pulmonary contusion on the left side (Figures 2(a) and 2(b)) without any other findings.
case_images: Chest X-ray showing complete resolution of findings compared to Figures 1(a) and 1(b).
case_images: CRIEM2014-685381.003.jpg
case_images: PMC4119635_01_CRIEM2014-685381.003.jpg
case_images: fig3
case_images: Within 4 days the pneumomediastinum resolved completely on chest X-ray (Figures 3(a) and 3(b)) and the now asymptomatic patient was discharged.