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Test ID BLOD0120 Viscosity, Serum

Reporting Name

Viscosity, S

Useful For

Detection of increased viscosity

 

Monitoring patients with hyperviscosity syndrome

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum Red


Specimen Required


Container/Tube: Red top

Specimen Volume: 1.5 mL

Collection Instructions: Keep specimen at 37° C (eg, 37° C Thermopak, heat block) until after centrifugation and separation of cells.


Specimen Minimum Volume

0.65 mL

Specimen Stability Information

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

Reference Values

≥16 years: ≤1.5 centipoises

Reference values have not been established for patients that are <16 years of age.

Day(s) and Time(s) Performed

Monday through Friday; Continuously until 2 p.m.

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 U.S. Food and Drug Administration.

CPT Code Information

85810

Reject Due To

Hemolysis

Mild OK; Gross OK

Lipemia

Mild OK; Gross OK

Icterus

Mild OK; Gross OK

Other

Serum gel tube

Method Name

Sonoclot Coagulation Analyzer

Forms

If not ordering electronically, complete, print, and send the following form with the specimen:

--Hematopathology/Cytogenetics Test Request Form (T726)

--Benign Hematology Test Request Form (T755)

Secondary ID

8168