Kappa/Lambda Light Chains, Free with Ratio and Reflex to Immunofixation

Kappa/Lambda Light Chains, Free with Ratio and Reflex to Immunofixation

Test Code

15122
83521 (x2)
15122
83521 (x2)
Not offered in Quest Diagnostics Nichols Institute (IFD) – San Juan Capistrano. Please provide SERVICE AREA INFORMATION to find available tests you can order.
In-home collection may be available in your area for purchase through Quest Mobile.

Clinical Significance

Kappa/Lambda Light Chains, Free with Ratio and Reflex to Immunofixation

Test Resources

None found for this test
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Test Details

Includes

  • If Kappa/Lambda, Free is <0.26 or >1.65, then Immunofixation, Serum will be performed at an additional charge (CPT code(s): 86334).

Methodology

Immunoturbidimetric

Reference Range(s)

Kappa Light Chain, Free, Serum3.3-19.4 mg/L
Lambda Light Chain, Free, Serum5.7-26.3 mg/L
Kappa/Lambda Light Chains Free with Ratio, Serum0.26-1.65

Alternative Name(s)

Light Chains

LOINC® Codes, Performing Laboratory

Service Area must be determined
If Kappa/Lambda, Free is <0.26 or >1.65, then Immunofixation, Serum will be performed at an additional charge (CPT code(s): 86334).

Methodology

Immunoturbidimetric

Reference Range(s)

Kappa Light Chain, Free, Serum3.3-19.4 mg/L
Lambda Light Chain, Free, Serum5.7-26.3 mg/L
Kappa/Lambda Light Chains Free with Ratio, Serum0.26-1.65

Alternative Name(s)

Light Chains
Service Area must be determined

Preferred Specimen(s)

2 mL serum

Minimum Volume

1 mL

Transport Container

Transport tube

Transport Temperature

Room temperature

Specimen Stability

  • Room temperature: 72 hours
  • Refrigerated: 7 days
  • Frozen: 30 days

Reject Criteria

Gross hemolysis • Grossly lipemic • Microbially contaminated • Heavy visible particulate

Setup Schedule

Service Area must be determined
2 mL serum
1 mL
Transport tube
Room temperature
Room temperature: 72 hours
Refrigerated: 7 days
Frozen: 30 days
Gross hemolysis • Grossly lipemic • Microbially contaminated • Heavy visible particulate
Service Area must be determined
Not offered in Quest Diagnostics Nichols Institute (IFD) – San Juan Capistrano. Please provide SERVICE AREA INFORMATION to find available tests you can order.
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.

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