If you have more than one test - add them one by one. Please select an item from the autocomplete list Max stores per result: Any 1 2 3 4 5 6 7 8 Verbose: See search details Switch to Quest lab tests (similar) Laboratory tests search details Free κ and λ Light Chains Plus Ratio, Quantitative (test) (remove) LabCorp test: 121137 (LabCorp) Components: Free Kappa Lt Chains,S, Free Lambda Lt Chains,S, Kappa/Lambda Ratio,S No results found