- YVISC
Viscosity, Serum
Specimen:
Test Code
YVISC
Specimen Name
Viscosity, Serum
Collect
SST-Serum OR Plain Red
Submit
1 mL (Min: 0.5 mL) Serum, Refrigerated.
Special Handling
Allow specimen to clot at room temperature. Seperate serum from cells ASAP. If collecting Red Top serum, transfer to a standard transport tube.
Rejection Criteria
Clotted specimens.
Stability
After separation from cells: Ambient: 24 hours; Refrigerated: 7 days; Frozen: 1 month
Methodology
Quantitative Viscometry
Performed
Sunday/Tuesday/Thursday/Friday
Reported
1-4 days
CPT Codes
- 85810
Components
—
Additional Information
Use to evaluate hyperviscosity syndrome associated with disorders such as polycythemia, macroglobulinemia, multiple myeloma, and leukemia.
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Common Lab Definitions
- Serum
- Plasma
- STT