Protein, Total, Synovial Fluid

Message

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

TPSYN

CPT Codes
84157

Preferred Specimen

1 mL synovial fluid collected in a sterile, leak-proof container

Minimum Volume

0.2 mL

Instructions

Avoid hemolysis

Transport Container

Sterile Container, leak-proof

Transport Temperature

Frozen

Specimen Stability

Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis

Methodology
Spectrophotometry (SP)

Setup Schedule

Tuesday, Thursday, Friday, Sunday Night
Report available: 4 Days

Reference Range

1.0-3.0 g/dL

Clinical Significance

An elevated total protein level in synovial fluid confirms the presence of an inflammatory process.

Performing Laboratory

Quest Diagnostics Nichols Institute-San Juan Capistrano, CA

33608 Ortega Highway

San Juan Capistrano, CA 92675-2042

Last Updated: December 6, 2021

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.