Myelin-Associated Glycoprotein (MAG-SGPG) Antibody IgM
Order Name
SGPG AB
Test Number: 3660850
Revision Date 12/12/2022
Test Number: 3660850
Revision Date 12/12/2022
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
Myelin-Associated Glycoprotein (MAG-SGPG) Antibody IgM
|
Enzyme-Linked Immunosorbent Assay (ELISA) | 31666-1 |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 2 mL (0.5 mL) | Serum | Clot Activator (SST or Red No-Gel) | Refrigerated |
| Instructions | Specimen Type: Red-top tube or gel-barrier tube Specimen Storage: Refrigerate Stability: Refrigerate up to 5 days Frozen up to 1 year Special Instructions: Testing referred to Immco Diagnostics TC 464 |
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| GENERAL INFORMATION | |
|---|---|
| Expected TAT | 18-22 days |
| Clinical Use | AKA: Sulfate-3-Glucuronyl Paragloboside (SGPG) Antibody, IgM The majority of SGPG IgM positive sera will show reactivity against MAG. Patients that are SGPG IgM positive and MAG IgM negative may have multi-focal motor neuropathy with conduction block. |
| Notes | Labcorp Test Code: 808507 |
| CPT Code(s) | 83516 |
| Service Provided By |  |
| Lab Section | Reference Lab |