pneumothorax(redirected from occult pneumothorax)
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Accumulation of air or gas in the pleural cavity, occurring as a result of disease or injury, or sometimes induced to collapse the lung in the treatment of tuberculosis and other lung diseases.
1. (Pathology) the abnormal presence of air between the lung and the wall of the chest (pleural cavity), resulting in collapse of the lung
2. (Medicine) med the introduction of air into the pleural cavity to collapse the lung: a former treatment for tuberculosis
pneu•mo•tho•rax(ˌnu məˈθɔr æks, -ˈθoʊr-, ˌnyu-)
the presence of air or gas in the pleural cavity.
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|Noun||1.||pneumothorax - abnormal presence of air in the pleural cavity resulting in the collapse of the lung; may be spontaneous (due to injury to the chest) or induced (as a treatment for tuberculosis)|