
Pneumothorax
- accumulation of air or gas in the pleural space, which may occur spontaneously or as a result of trauma or a pathological process.
- Pneumothorax; abnormal presence of air in the pleural cavity resulting in the collapse of the lung.

Spontaneous tension pneumothorax

Iatrogenic pneumothorax

Other spontaneous pneumothorax
- accumulation of air or gas in the pleural space, which may occur spontaneously or as a result of trauma or a pathological process.
- Pneumothorax; abnormal presence of air in the pleural cavity resulting in the collapse of the lung.