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HelpTest Code BF Protein Total Protein - Pleural Fluid
Specimen Type
Pleural Fluid
Minimum Volume
0.2 mL
Container Type/Storage
Gold-SST or Red Top
STAT Turnaround Time
45 Minutes
Routine Turnaround Time
4 Hours
Methodology
Biuret, No Serum Blank, Endpoint
Reference Range
Fluid to serum total protein ratio > 0.5 is most consistent with exudative effusion (Light’s criteria, 1972).
Note
Body fluid results are not diagnostic and should be used in conjunction with other laboratory and clinical findings. This test has been modified from the manufacturer instruction and has not been cleared or approved by the US Food and Drug Administration. Its performance characteristics were determined at Kent Hospital Laboratory.
CPT Codes
84157