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Test ID SVISC Viscosity, Serum


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube: Red top (serum gel/SST are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 3 mL serum

Collection Instructions:

1. Use a warm pack or heat block to keep specimen at 37° C until after centrifugation.

2. Centrifuge at 37° C and aliquot serum into a plastic vial.


Reporting Name

Viscosity, S

Specimen Type

Serum Red

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  14 days

Report Available

1 to 3 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

LOINC Code Information

Test ID Test Order Name Order LOINC Value
SVISC Viscosity, S 3128-6

 

Result ID Test Result Name Result LOINC Value
SVISC Viscosity, S 3128-6

Forms

If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

-Benign Hematology Test Request Form (T755)

-Hematopathology/Cytogenetics Test Request (T726)

Useful For

Detection of increased viscosity

 

Monitoring patients with hyperviscosity syndrome

 

This test is not useful for patients with small concentrations of monoclonal proteins.

Day(s) Performed

Monday through Friday

Test Classification

This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

85810

Specimen Minimum Volume

Serum: 2.0 mL

Reference Values

≤1.5 centipoises

Method Name

Capillary Measurement