FREE KAPPA & LAMBDA LIGHT CHAINS, URINE

Synonyms: Free Light Chains; Free K and L Chains Ratio
Computer Code: (RKLLU)
Specimen Collection: 24 hour or random urine collection (plain bottle).
Minimum Volume: 1.5 mL
Handling Instructions for Offsite Areas: Save 15 mL aliquot refrigerated. Min. 1 mL urine.
Reference Values: See reference laboratory report.
Lab Code: Send Out
Requisition: SPEC C
Test Frequency: NA
Routine TAT: 5 days
Stat TAT: N/A
CPT Code(s): 83883x2
LCD or NCD:
Methodology Used:
See Addendum XVII