Immunofixation, Serum

Test Code

549

CPT Code(s)

86334

Test Code

549

CPT Code(s)

86334

In-home collection may be available in your area for purchase through Quest Mobile.

Clinical Significance

Immunofixation, Serum - Monoclonal increases in IgG or IgA are often associated with diseases such as multiple myeloma, lymphomas or leukemia. A monoclonal increase in IgM is commonly associated with Waldenström's macroglobulinemia.

Test Resources

Topic Brief

Laboratory Diagnosis of Peripheral Neuropathy

Test Details

Patient Preparation

Overnight fasting is preferred

Methodology

Immunotyping • Immunofixation

Reference Range(s)

See Laboratory Report

Alternative Name(s)

IFE, Serum,Immunotyping,Immunosubtraction

LOINC® Codes, Performing Laboratory

Service Area must be determined

Patient Preparation

Overnight fasting is preferred

Methodology

Immunotyping • Immunofixation

Reference Range(s)

See Laboratory Report

Alternative Name(s)

IFE, Serum,Immunotyping,Immunosubtraction

LOINC® Codes, Performing Laboratory

Service Area must be determined

Preferred Specimen(s)

1 mL serum

Minimum Volume

0.5 mL

Transport Container

Serum separator tube (SST)

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days

Reject Criteria

Gross hemolysis • Grossly lipemic • Grossly icteric • Plasma

Setup Schedule

Service Area must be determined

Preferred Specimen(s)

1 mL serum

Minimum Volume

0.5 mL

Transport Container

Serum separator tube (SST)

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days

Reject Criteria

Gross hemolysis • Grossly lipemic • Grossly icteric • Plasma

Setup Schedule

Service Area must be determined

In-home collection may be available in your area for purchase through Quest Mobile.

Test Details

Clinical Significance

Test Resources

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.

The tests listed by specialty and category are a select group of tests offered. For a complete list of Quest Diagnostics tests, please adjust the filter options chosen, or refer to our Directory of Services.