Tension pneumothorax
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Definition
Air in the pleural space but artificial valve in visceral pleura (one on the inside) means air goes into the space but not back into the lung.
Epidemiology
Pathophysiology
Usually caused by a rupture of the pleura and can be sponatneous.
- Lung - asthma, TB, COPD, pneumonia, cancer, abscess, CF, fibrosis
- Non-lung - connective tissue: [[sarcoidosis]; trauma: both iatrogenic and non-iatrogenic