There was radiographic evidence of mild mediastinal emphysema in the 2 patients with extensive subcutaneous air. The most severely afflicted patient had coughed repeatedly before aspiration and ...

Review of this film later showed mediastinal emphysema. Thoracentesis on the left produced gastric fluid. Since it was not certain whether the stomach had been inadvertently entered, the right ...

is a “mediastinal crunch” heard upon auscultation in the setting of mediastinal emphysema (air in the mediastinum). With each heartbeat, the air is displaced creating this auscultatory finding.

Cervicofacial subcutaneous emphysema (SE) is a rare but potentially ... Furthermore, cases of pneumomediastinum—where air enters the mediastinum—have been documented following dental ...