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KAPPA/LAMBDA FREE LIGHT CHAINS WITH RATIO, SERUM

Test Code
FLCR
 
SynonymsKappa/Lambda Free Light Chains, Quantitative, Serum; FREELITE
SPECIMEN REQUIREMENTS
Container TypeSerum separator tube (gold, brick, SST, or corvac)
Supply Item Numberpicture1467
Specimen TypeSerum
Preferred Volume2 mL
Minimum Volume0.5 mL
Specimen ProcessingSeparate serum from cells within 2 hours of collection and transfer to a standard PAML aliquot tube.
Store and TransportRefrigerated
StabilityRefrigerated 1 month  
Unacceptable ConditionPlasma; repeated freeze/thaw cycles should be avoided. Contaminated samples, samples containing particulate matter, and lipemic or hemolyzed serum samples.
CPT Codes83883 x 2
Billing CodeFLCR
Test ScheduleTue-Sat
Turnaround Time1-4 days
MethodNephelometry
Test IncludesKappa FLC, mg/dL; Lambda FLC, mg/dL; Kappa/Lambda FLC Ratio
Reference Ranges
TitleRangesUnits
Kappa FLC0.33-1.94mg/dL
Lambda FLC0.57-2.63
Kappa/Lambda0.26-1.65
FLC Ratio
New method as of May 28,2013. Results obtained by using The Binding Site reagents on a Siemens' BN II analyzer. Results may vary from previous method.

Interface Codes
typeorder codetest descriptionresult coderesult descriptionunitsdecimal placesloinc code
o83883.Z18Kappa Lambda Free Light Chain
r83883.Z18Kappa Lambda Free Light Chain83883.Z15Kappa FLCmg/dL236916-5
r83883.Z18Kappa Lambda Free Light Chain83883.Z16Lambda FLCmg/dL233944-0
r83883.Z18Kappa Lambda Free Light Chain83883.Z17Kappa Lambda FLC Ratio 240844-3

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