Can pleural fluid cholesterol levels be used to differentiate exudates from transudates in the evaluation of pleural effusion (fluid on the lungs)?

Updated: Dec 28, 2018
  • Author: Kamran Boka, MD, MS; Chief Editor: Guy W Soo Hoo, MD, MPH  more...
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In a more recent systematic review, pleural fluid cholesterol greater than 55 mg/dL and pleural LDH greater than 200 U/L each had better positive and negative likelihood ratio for distinguishing exudates from transudates than did Light’s criteria. [30]

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