Ordering Recommendation

Use to evaluate hyperviscosity syndrome associated with disorders such as polycythemia, macroglobulinemia, multiple myeloma, and leukemia.

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

Serum separator or plain red tube.

Specimen Preparation

Transfer 1 mL serum to an ARUP standard transport tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Clotted specimens.

Remarks
Stability

After separation from cells: Ambient: 24 hours; Refrigerated: 7 days; Frozen: 1 month

Methodology

Quantitative Viscometry

Performed

Sun, Tue, Thu, Fri

Reported

1-4 days

Reference Interval

Test Number
Components
Reference Interval
  Viscosity, Serum <1.51 cP

Interpretive Data

Increased viscosity is associated with disorders such as monoclonal gammopathy, macroglobulinemia, and multiple myeloma. Significantly elevated viscosity (>3.0 cP) is associated with clinical symptoms of hyperviscosity syndrome.

Compliance Category

Laboratory Developed Test (LDT)

Note

Hotline History

N/A

CPT Codes

85810

Components

Component Test Code* Component Chart Name LOINC
0020056 Viscosity, Serum 3128-6
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Serum Viscosity
Viscosity, Serum