2 - 10 days
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Quantitative RIA / Semi-quantitative IFA
Aid in the evaluation of muscle weakness in the context neuromuscular junction disorder with or without cancer, or the diagnosis of paraneoplastic neurological syndromes.
Voltage gated potassium channel:
Negative 31 pmol/L or less
Indeterminate 32-87 pmol/L
Positive 88 pmol/L or greater
LGI1 Less than 1:10
CASPR2 Less than 1:10
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Draw specimen in Red top or SST tube. Immediately forward to Specimen Processing. Serum must be removed from cells within 1 hour.
Collect specimen in a red top or SST tube. Centrifuge and aliquot serum into a plastic vial within 1 hour of collection. Refrigerate.