Assertion: pneumothorax's cause | /r/HasProperty | due
Facets:
value: possibly
type: DEGREE
Source sentences:
text: Recently, a case of tension pneumothorax in an 86-year-old woman who underwent cataract surgery was associated with asthma attack during general anesthesia suggesting that the cause of the tension was possibly due to the hyperinflation of fragile alveoli by the mechanical ventilation (74).