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pneumothorax

American  
[noo-muh-thawr-aks, -thohr-, nyoo-] / ˌnu məˈθɔr æks, -ˈθoʊr-, ˌnyu- /

noun

Pathology.
  1. the presence of air or gas in the pleural cavity.


pneumothorax British  
/ ˌnjuːməʊˈθɔːræks /

noun

  1. the abnormal presence of air between the lung and the wall of the chest (pleural cavity), resulting in collapse of the lung

  2. med the introduction of air into the pleural cavity to collapse the lung: a former treatment for tuberculosis

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

pneumothorax Scientific  
/ no̅o̅′mō-thôrăks′ /
  1. Accumulation of a gas, such as air, in the space between the pleurae of the lungs and the pleurae lining the chest wall (called the pleural cavity), occurring as a result of disease or injury or induced to collapse the lung in the treatment of tuberculosis and other lung diseases. A large pneumothorax is treated by inserting a syringe or a tube into the pleural cavity to aspirate air, which helps the collapsed lung to expand.


Etymology

Origin of pneumothorax

From New Latin, dating back to 1815–25; see origin at pneumo-, thorax

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Pneumothorax is the only pathologic condition associated with signs similar to those of expiratory, valve-like bronchial obstruction by a foreign body.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Jackson, Chevalier

Pneumothorax and empyema follow perforation into the pleural cavity.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Jackson, Chevalier

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