Calculations must be re-checked, shouldn't be used alone for patient care, and don't substitute for professional judgment. See our full disclaimer.
Provides Light's Criteria to help determine if pleural fluid is exudative.
Light's Criteria: Exudative Effusions will have at least one of the following:
Note: While Light's Criteria are reported to be highly sensitive for exudative effusions, their specificity for exudative effusions is only 83%.
Calculations must be re-checked and should not be used alone to guide patient care nor should they substitute for clinical judgement. disclaimer