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Kappa Light Chain, Free
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
KAPPA
Alias/See Also
15061
CPT Codes
83521
Preferred Specimen
serum
Minimum Volume
0.5 mL
Instructions
Barrier tubes (serum separator tubes) are preferred. If non-barrier tubes are utilized, the serum must be removed immediately after centrifuging and placed in a screw-cap transfer tube.
Collection notes: Avoid hemolysis. Invert tubes at least 8 times. Allow to clot in an upright position for 30 minutes. Within 2 hours, centrifuge tubes 10 minutes. Keep tightly stoppered.
Do NOT re-centrifuge tubes. Do NOT freeze the primary collection tube.
Collection notes: Avoid hemolysis. Invert tubes at least 8 times. Allow to clot in an upright position for 30 minutes. Within 2 hours, centrifuge tubes 10 minutes. Keep tightly stoppered.
Do NOT re-centrifuge tubes. Do NOT freeze the primary collection tube.
Transport Container
Original tube preferred, may be sent in a screw-top transfer tube.
Transport Temperature
Refrigerated
Specimen Stability
Room Temperature = n/a
Refrigerated = 7days
Frozen = At least 7 days
Refrigerated = 7days
Frozen = At least 7 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Methodology
immunoturbometric
Setup Schedule
Monday - Friday
BS
BS
Report Available
1 - 3 Days
Clinical Significance
Aids in the diagnosis and monitoring of multiple myeloma, lymphocytic neoplasms, Waldenström's macroglobulinemia and connective tissue diseases such as systemic lupus erythematosus.
Performing Laboratory
Compunet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439
Last Updated: January 19, 2022
