pneumomediastinum
[ nōō′mō-mē′dē-ə-stī′nəm ]
n.
The escape of air into the mediastinal tissues, usually from interstitial emphysema or from a ruptured pulmonary bleb.
Words nearby pneumomediastinum
pneumohydropericardium,
pneumohydroperitoneum,
pneumohydrothorax,
pneumolith,
pneumolithiasis,
pneumomediastinum,
pneumomyelography,
pneumon-,
pneumonectomy,
pneumonia,
pneumonic