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HelpOrderable Name GQ1ES Ganglioside GQ1b Antibody, IgG, ELISA, Serum
Necessary Information
Provide the following information:
1. Relevant clinical information
2. Ordering provider name, phone number, mailing address, and email address
Specimen Required
Patient Preparation: For optimal antibody detection, specimen collection is recommended to occur prior to initiation of immunosuppressant medication or intravenous immunoglobulin treatment.
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Useful For
Evaluating patients with an underlying demyelinating neuropathy
Supporting the diagnosis of a ganglioside GQ1b IgG-related disorder
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Specimen Type
SerumSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 28 days | |
| Frozen | 28 days | ||
| Ambient | 72 hours |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
Reference Values
Negative
Day(s) Performed
Monday, Wednesday, Friday
Report Available
5 to 8 daysCPT Code Information
83516
Forms
If not ordering electronically, complete, print, and send a Neurology Specialty Testing Client Test Request (T732) with the specimen.