Assertion: pneumothorax's cause | /r/HasProperty | a collection of air
Facets:
value: between the lung
type: LOCATION
value: between the chest cavity
type: LOCATION
value: inside the chest
type: LOCATION
Source sentences:
text: The most common cause of tracheal deviation is a pneumothorax, which is a collection of air inside the chest, between the chest cavity and the lung.