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

Alphabetical Test listing

Kelch-Like Protein 11 Antibody, Cell Binding Assay, Spinal Fluid-994

Test name:

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

Kelch 11
Kelch-like protein 11
KLHL11

Tests included:

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

Useful for:

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

Patient preparation information:

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

Specimen type:

Cerebrospinal fluid (CSF)

Collection container:

Sterile vial/container

Volume:

1 mL

Minimum volume:

1 mL

Collection instructions:

(Preferred collection vial 1)

Transport container:

Sterile vial/container

Transport and stability:

Refrigerated (preferred) - 28 days

Ambient - 72 hours

Frozen - 28 days

Reason for rejection:

Gross hemolysis, lipemia or icterus

Performing lab:

Mayo Clinic Laboratories (KLHCC); R-NX

TAT:

3 - 5 days

Method:

Cell-Binding Assay (CBA)

Reference ranges:

Negative

CPT codes:

0432U

Date created:

08/24/2026

Review date:

08/24/2026