Test Code LAB12455 Kappa/Lambda Quantitative Free Light Chains
Department
SEND OUTS
Reference Lab Test Number
KLFLC
Refer To
Primary Collection Container
Gold (SST)
Transport
Serum refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge, separate and send 2.0 mL in a screw-capped plastic vial.
Stability
Ambient: Undetermined
Refrigerated: 3 weeks
Frozen: Undetermined
Minimum Testing Volume
0.5 mL
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
Methodology
Nephelometry
Performed
Monday – Friday
Reported
4 Days
CPT Codes
83521×2
Unacceptable Conditions
Hemolyzed or lipemic specimens.