Test Details
Mnemonic
KLFLC
Ordering Code
1015200
CPT-4 Code(s)
83521 x 2
Specimen Information
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Serum: Red top
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Hemolyzed or lipemic specimens, plasma
Stability
Room temperature: Undetermined
Refrigerated: 21 days
Frozen: Undetermined
Refrigerated: 21 days
Frozen: Undetermined
Methodology
Turbidimetric
Reference Range
Lambda Quantitation Free Light Chains, Serum:
0.57 - 2.63 mg/dL
Kappa Quantitative Free Light Chains, Serum:
0.33 - 1.94 mg/dL
Kappa/Lambda Light Chain Ratio, Serum:
0.26 - 1.65
0.57 - 2.63 mg/dL
Kappa Quantitative Free Light Chains, Serum:
0.33 - 1.94 mg/dL
Kappa/Lambda Light Chain Ratio, Serum:
0.26 - 1.65
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes