Free Light Chains with Ratio, Serum, Kappa/Lambda Quantitative
Orderable EAP code:
LAB00920
Billable EAP Codes:
80005520 x 2
CPT Codes:
83883 x 2
Lab Section:
Immunology
Includes:
Kappa Quant Free Light Chains
Lambda Quant Free Light Chains
KAPPA/LAMBDA RATIO, FREE LIGHT CHAINS
Turnaround Time:
Routine: 4 days
Test Schedule:
Monday, Wednesday, and Friday.
Specimen Requirements:
2 mL blood in a GOLD top tube. Separate serum from cells ASAP or within 2 hours of collection. Send 1 mL aliquot refrigerated.
Stability:
Plasma is stable for 7 days refrigerated at 2-8 C
Pediatric Specimen Requirements:
Minimum volume = 0.5 mL serum
Reference Range:
Kappa 3.30 - 19.40mg/L
Lambda 5.71 - 26.30 mg/L
Kappa:Lambda Ratio 0.26 - 1.65
Synonyms:
Free Light Chains
Kappa Qnt Free Light Chains
Kappa/Lambda Free Light Chain Ratio
Lambda Qnt Free Light Chains