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 |