Kappa/Lambda Light Chains, Free with Ratio, Urine : 11233

Test Code
UKLCHQ or 11233

Alias/See Also
Immunoglobulin Free Light Chains

CPT Codes

Collect Random (preferred) or 24-hour Urine. No Preservatives.

Transport Container
Submit 2 mL (Min: 1 mL) aliquot of a random urine or an aliquot of a well-mixed 24-hour urine in a standard screw cap transport container.

Transport Temperature

Specimen Stability
Ambient: 7 days; Refrigerated: 21 days; Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Microbial contaminated;gross hemolysis


Setup Schedule
Monday - Saturday

Report Available
2-4 days (From receipt at performing laboratory)

Reference Range
Kappa Light Chain, Free, Urine:    < or = 32.90 mg/L
Lambda Light Chain, Free, Urine:    < or = 3.79 mg/L
Kappa/Lambda Light Chains Free with Ratio, Urine:     < or = 8.69

Performing Laboratory
Quest Diagnostics

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.