Crystals, Synovial Fluid

Test Code

4563

CPT Codes
89060

Preferred Specimen

3 mL synovial fluid in an EDTA (lavender-top) tube or sodium heparin (green-top) tube

Minimum Volume

1 mL

Other Acceptable Specimens

Red-top (non-clot activator) tube or plastic vial

Transport Container

EDTA (lavender-top) tube or sodium heparin (green-top) tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 48 hours
Refrigerated: 7 days
Frozen: Unacceptable

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

Clotted

Methodology
Microscopy/Polarized Light

Setup Schedule

Daily

Report Available

1 day

Reference Range

None seen

Clinical Significance

To rule out pathologic crystals.

Performing Laboratory

Quest Diagnostics-Seattle

1737 Airport Way S Suite 200

Seattle, WA 98134-1636

Last Updated: November 6, 2024

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.