massive collapse of the lung

massive collapse of the lung

Deflation or compression of lung tissues caused either by obstruction of a main bronchus by a mucus plug, tumor, or foreign body; major trauma; or a tension pneumothorax. See: lung; pneumothorax


This condition is marked by dyspnea, cyanosis, shock, and chest pain.


If caused by mucus or foreign body, therapy consists of bronchoscopy, pulmonary toilet, antibiotics, and oxygen.

Medical Dictionary, © 2009 Farlex and Partners
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