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| 91210:GANGLIOSIDE MONOSIALIC ACID (GM1) AUTOANTIBODIES | |||||||||
| Alias Names: | GM1 | ||||||||
| Methodology: | Enzyme Immunoassay (EIA) | ||||||||
| Edit Date: | 10/29/2010 | ||||||||
| Performed: | Tuesday, Friday | ||||||||
| Released: | 1-5 days after setup at PeaceHealth Laboratories’ reference lab | ||||||||
| CPT Code: | 83520-90 | ||||||||
| Specimen Collection Details | |||||||||
| Collection: | One 7.5 mL serum separator tube (SST). | ||||||||
| Handling: | Centrifuge and separate serum into a plastic vial. | ||||||||
| Stability: | 48 hours ambient, 7 days refrigerated, or 2 months frozen. | ||||||||
| Standard Volume: | 1 mL serum. | ||||||||
| Minimum Volume: | 0.5 mL serum. | ||||||||
| Transport: | Refrigerated. | ||||||||
| Comments: | GM1 autoantibodies can be found in 55-80 % of patients with immune-mediated motor neuron syndromes, including multifocal motor neuropathies and lower motor neuron syndromes and less frequently in sensorimotor syndromes. | ||||||||
| Reference Range: | |||||||||||||||||||
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<25%
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