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Regional Medical Lab
Test Directory


Kappa/Lambda Light Chains - Urine

Order Name LIGHT CH U
Test Number: 2051750
Revision Date 01/01/2022
Test Name Methodology LOINC Code
Kappa Light Chains Urine
Nephelometry 25682-6 
Measured Kappa Chain
Nephelometry 15188-6 
Lambda Light Chains Urine
Nephelometry 25684-2 
Measured Lambda Chain
Nephelometry 15187-8 
Comment Kappa Lambda
Total Volume - Prompt
Collection Duration
Prompt n/a 
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2mL (0.5mL) Urine, 24-hour 24 hour Urine Container Refrigerated
Instructions Collect without preservative. Record total volume on 24hr Container and all aliquots.
Specimen Stability: Room Temperature: 12 hours, Refrigerated: 7 days, Frozen Not Established
Testing Schedule Mon-Sat 
Expected TAT 1-3 days  
Notes Reference Lab: Quest
Test Code: 17300
Click Here to view information on the Quest website.

Note test is for 24hr Urine Collections.
For Random Urine Collection please send in a Miscellaneous order for Quest 34318 Kappa Lambda Light Chains, Total, Random Urine
CPT Code(s) 83521X2
Lab Section Reference Lab