Epic Code LAB3114 Kappa and Lambda Free Light Chains
Test Name Alias
KappaLambda | 4191
Interface Order Alias
11083
Collection Instructions
Specimen Collection: Blood
Container(s): Gold Top (Serum Separator-SST Gel)
Preferred Volume to Collect: 5.0 mL
Minimum Volume to Collect: 2.0 mL
Neonate Volume to Collect: 2.0 mL
Capillary collect ok: Yes
Microtainer acceptable: Yes
Collection Instructions:
- Gently invert gold tube(s) 8 - 10 times to mix clot activator with blood.
- Specimen should be processed within 2 hours – See Processing Instructions.
Processing Instructions (Laboratory, Outpatient or Off-site collection)
- Processed Specimen: Serum
- Centrifuge/Spin: Yes
- Aliquot: No
- Processing Instructions:
- Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
- Transport Temperature: Refrigerate
Rejection Criteria
Specimen not centrifuged within 2 hours
Specimen Stability
Ambient: 8 hours
Refrigerate: 7 days
Laboratory Retention: 7 days
Test Frequency
Available Monday through Friday
Turn-around time: 1-3 days
Reference Range
Kappa Free Light Chain: ≥18 years: 0.33 - 1.94 mg/dl
Lambda Free Light chain: ≥18 years: 0.57 - 2.63 mg/dl
Kappa Lambda FLC Ratio: ≥18 Years: 0.26 - 1.65
Performing Department
Immunochemistry
Performing Department Laboratory Location
Corewell Health Reference Laboratory, Grand Rapids, MI
Methodology
Turbidimetry
CPT
83521, 83521
CDM Code
3018352101, 3018352101
Epic Test ID
1230100856
LOINC
Kappa Free Light Chain: 36916-5
Lambda Free Light Chain: 33944-0
Kappa Lambda FLC Ratio: 48378-4
KL Prozone: N/A
Mayo Access Code
SHO4191
Reviewed Date
12/13/2022