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Kappa/Lambda Light Chains, Free with Ratio Reflex to Immunofixation, Serum
Test Code15122
CPT Codes
83521 (x2)
Includes
If Kappa/Lambda, Free is <0.26 or >1.65, then Immunofixation, Serum will be performed at an additional charge (CPT code(s): 86334).
Preferred Specimen
2 mL serum
Minimum Volume
1 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 72 hours
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic • Microbially contaminated • Heavy visible particulate
Methodology
Immunoturbidimetric
Setup Schedule
Night Sets up 5 days a week.