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Test ID KCSFP Immunoglobulin Kappa Free Light Chain, Spinal Fluid


Ordering Guidance


For evaluation of multiple sclerosis, the following are available:

-SFIG / Cerebrospinal Fluid IgG Index Profile, Serum and Spinal Fluid

-OLIG / Oligoclonal Banding, Serum and Spinal Fluid



Specimen Required


Only orderable as part of a profile. For more information see MSP3 / Multiple Sclerosis (MS) Profile, Serum and Spinal Fluid.

 

Specimen Type: Spinal fluid

Container/Tube: Sterile vial

Specimen Volume: 1 mL

Collection Instructions: Label specimen as spinal fluid.


Useful For

Diagnosis of multiple sclerosis and other demyelinating conditions

Method Name

Only orderable as part of a profile. For more information see MSP3 / Multiple Sclerosis (MS) Profile, Serum and Spinal Fluid.

 

Nephelometry

Reporting Name

Kappa Free Light Chain, CSF

Specimen Type

CSF

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
CSF Frozen (preferred) 28 days
  Refrigerated  72 hours
  Ambient  24 hours

Reference Values

Only orderable as part of a profile. For more information see MSP3 / Multiple Sclerosis (MS) Profile, Serum and Spinal Fluid.

 

Medical decision point: 0.1000 mg/dL

Day(s) Performed

Monday through Friday

Report Available

1 to 3 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

83521

LOINC Code Information

Test ID Test Order Name Order LOINC Value
KCSFP Kappa Free Light Chain, CSF 48774-4

 

Result ID Test Result Name Result LOINC Value
KCSFP Kappa Free Light Chain, CSF 48774-4