Movement Disorder, Autoimmune/Paraneoplastic Evaluation, Serum

Test Code

12870

CPT Codes
84182, 86255 (x26), 86341, 86596<br>Restricted Client Code

Preferred Specimen

4 mL serum

Patient Preparation
For optimal antibody detection, specimen collection is recommended prior to initiation of immunosuppressant medication or intravenous immunoglobulin treatment.

Minimum Volume

3 mL

Instructions

Centrifuge and aliquot serum into a plastic vial.

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 72 hours
Refrigerated: 28 days
Frozen: 28 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis • Gross lipemia • Gross icterus

Methodology
Immunoblot • Indirect IFA by CBA (Cell binding Assay) • Interpretation • Radioimmunoassay • Western Blot

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

Setup Schedule

Set up: Mon-Sun (Reflex tests: Varies); Report available: 8-12 days

Reference Range

See Laboratory Report

Clinical Significance

Evaluating patients with suspected paraneoplastic or other autoimmune movement disorders including patients with ataxia, brainstem encephalitis, chorea, dyskinesias, myoclonus, and parkinsonism using serum specimens.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.