Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

KAPPA LAMBDA SERUM

ORDERING INFORMATION:
Sunquest Test Code:
KLS      Geisinger Epic Procedure Code: 83883.01         Geisinger Epic ID: 15049

SPECIMEN COLLECTION
Specimen type:
Serum
Preferred collection container:
Specimen required:
2 mL aliquot serum; minimum 0.5 mL.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow to clot. Centrifuge at 1100-2000 x g for a minimum of 10 minutes. 
Transport temperature:
Refrigerated.
Specimen stability:
Refrigerated: 3 weeks. Frozen: 3 months.
Rejection criteria:
Stability limits exceeded.

TEST DETAILS
Reference interval:
Free Kappa: 3.30-19.40 mg/L.
Free Lambda: 5.71-26.30 mg/L
Free Kappa/Lambda Ratio: 0.26-1.65.
CPT code(s):
83883 x 2
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Free kappa quantitation, free lambda quantitation, kappa/lambda ratio serum.
Methodology:
Immunoturbidity
Synonyms:
Free Light chains
Clinical significance:
Measurement of the various amounts of the different types of light chain aids in the diagnosis and monitoring of multiple myleoma, lymphocyte neoplasm, Waldenstrom's macroglobulinemia and connective tissues diseases such as systemic lupus erythematosus.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 11/05/2018

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily, Monday-Friday
Performed stat? No
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