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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Protein, Pleural Fluid

Test Code(s): PLEUP / HCPLEUP

CPT Code(s): 84157

Methodology: Refractometer or Biuret

Days Performed: Daily, 24 hours.

Turnaround Time: Stat: 1 hour.
Routine: 4 hours.


Specimen Requirements

Specimen: Pleural Fluid

Collection Instructions: Indicate source of pleural fluid.

Collection Container: Preferred: Sterile screw cap container
Also Acceptable: Red cap with yellow ring (SST), Red top

Collection Volume: Preferred: 1 mL
Pediatrics: 0.5 mL

Sample Analyzed: Pleural Fluid

Volume Required: Preferred: 0.5 mL
Pediatrics: 0.2 mL

Specimen Processing: Refrigerate specimen.

Specimen Transport: Transport specimen to UWHC Core Laboratory (B4/220). Transport with coolant pack if coming from outreach location.

Unacceptable Criteria: Specimens collected in containers with anticoagulants or preservatives are not acceptable.

Stability: Ambient: 24 hours
Refrigerated: 4 days
Frozen: 10 days


Interpretation

Results are reported in g/dL.

Additional Information:

This test was performed using a modification of an FDA approved method.  The performance characteristics of this test were determined by the UWHC Clinical Laboratories and meet the standards for clinical testing.

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