FREE KAPPA AND LAMBDA LIGHT CHAINS
| Synonyms: | FLC; Free Light Chains, Quantitative, Serum; Freelite; Kappa Free Light Chains, Quantitative, Serum; Kappa/Lambda Free Light Chains, Quantitative, Serum; Kappa:Lambda Free Light Chains Ratio, Quantitative, Serum; Lambda Free Light Chains, Quantitative, Serum; Light Chains, Free κ and Free λ, Quantitative, Serum; Sflc |
| Computer Code: | (RFKLC) |
| Specimen Collection: | 2 mL blood (red or gold top tube). Send immediately to Special Chemistry. Fasting sample preferred. |
| Minimum Volume: | 1 mL |
| Handling Instructions for Offsite Areas: | Allow to clot, centrifuge, remove serum immediately, refrigerate. Min 0.5 mL. Remove serum from cells immediately after centrifuging. |
| 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 |