Usually cased by trauma or pneumothorax. Often, no treatment is required as the air is gradually absorbed from the mediastinum.
Pneumomediastinum and subcutaneous gas after chest tube removal
Pneumomediastinum after laser surgery for Zenker's
Return to Chest
Air in the mediastinum can lift the thymus giving a Sail or Spinnaker Sign.
Pneumomediastinum Spinnaker Sign
Pneumomediastinum Left Lateral Decubitus
Pneumomediastinum X-Table Lateral
Return to Pediatrics