Assertion: pleural cavity's fluid | /r/HasProperty | bloody
Facets:
value: often
type: TEMPORAL
Source sentences:
text: The fluid, which is often bloody, can provide accurate diagnostic information, so doctors commonly extract and analyze a sample of pleural fluid to help pinpoint the patient’s condition.
text: If the fluid is bloody, the condition is described as hemothorax; if it contains pus, pyothorax.