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Test Code KLHCC Kelch-Like Protein 11 Antibody, Cell Binding Assay, Spinal Fluid


Specimen Required


Patient Preparation: For optimal antibody detection, specimen collection is recommended before initiation of immunosuppressant medication, or corticosteroid or intravenous immunoglobulin (IVIg) treatment.

Container/Tube: Sterile vial

Preferred: Collection vial number 1

Acceptable: Any collection vial

Specimen Volume: 1 mL


Useful For

Evaluating patients with paraneoplastic or autoimmune encephalitis (brainstem encephalitis or limbic encephalitis or cerebellar ataxia) using spinal fluid specimens

Testing Algorithm

If the cell binding antibody result is reactive, then the immunofluorescence titer assay will be performed at an additional charge.

Method Name

Cell-Binding Assay (CBA)

Reporting Name

KLHL11-IgG CBA, CSF

Specimen Type

CSF

Specimen Minimum Volume

1 mL

Specimen Stability Information

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

Reference Values

Negative

Report Available

3 to 5 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

0432U

LOINC Code Information

Test ID Test Order Name Order LOINC Value
KLHCC KLHL11-IgG CBA, CSF 99073-9

 

Result ID Test Result Name Result LOINC Value
622118 KLHL11-IgG CBA, CSF 99073-9