TLCU - Overview: Immunoglobulin Total Light Chains, Urine

Test Catalog

Test Name

Test ID: TLCU    
Immunoglobulin Total Light Chains, Urine

Useful For Suggests clinical disorders or settings where the test may be helpful

Monitoring patients whose urines demonstrate large M-spikes


Confirming the quantitation of specimens that show M-spikes by electrophoresis


Detecting urine monoclonal proteins and identification of specimens that need urine protein electrophoresis

Profile Information A profile is a group of laboratory tests that are ordered and performed together under a single Mayo Test ID. Profile information lists the test performed, inclusive of the test fee, when a profile is ordered and includes reporting names and individual availability.

Test IDReporting NameAvailable SeparatelyAlways Performed
KTLCUKappa Total Light Chain, UNoYes
LTLCULambda Total Light Chain, UNoYes
KLTRUKappa/Lambda TLC Ratio, UNoYes

Special Instructions and Forms Library of PDFs including pertinent information and consent forms, specimen collection and preparation information, test algorithms, and other information pertinent to test

Method Name A short description of the method used to perform the test


NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name A shorter or abbreviated version of the Published Name for a test; an abbreviated test name

Immunoglobulin Total Light Chains,U

Aliases Lists additional common names for a test, as an aid in searching

Immunoglobulin Light Chains
Kappa Light Chains
Lambda Light Chains
Light Chains, Kappa and Lambda
Urine Light Chains