VISCOSITY, SERUM

Test Documentation
Specimen Required
Draw blood in a SST. Centrifuge, separate and send 2.0 mL serum (1.0 mL minimum) refrigerated in a screw-capped plastic vial.

Alternate Specimen
Serum: Red-top

Rejection Criteria
Hemolyzed or clotted specimens

Methodology
Cone-Plate Viscometer

Stability
Room Temperature: 7 days; Refrigerated: 7 days; Frozen: Unacceptable

Reference Range
1.10-2.0 mPa.S

Performed
Tuesday-Saturday

Turnaround Time3-5 days
Test CodeVISCS
CPT-4 Code (s)
85810
LOINC Codes
3128-6

Warde
Medical
Laboratory