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Viscosity, Serum
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
VISCSR
CPT Codes
85810
Preferred Specimen
2 mL serum
Minimum Volume
1.2 mL
Instructions
Centrifuge serum samples within 1 hour of collection.
Transport Container
Plastic screw-cap vial
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 6 months
Refrigerated: 14 days
Frozen: 6 months
Methodology
Kinematic Viscometer
Setup Schedule
Set up: Mon-Sat; Report available: Same day
Reference Range
1.5-1.9 relative to H2O
Clinical Significance
High serum viscosity may be most commonly observed in patients with Waldenström's macroglobulinemia and multiple myeloma. Patients with high viscosity may have capillary occlusion, stasis hypoxia, and acidosis.
Performing Laboratory
Quest Diagnostics Nichols Institute |
14225 Newbrook Drive |
Chantilly, VA 20153 |
Last Updated: December 7, 2021