Days Set Up
Tuesday
Analytic Time

2 - 10 days

Soft Order Code
AVGKC

Test Updated:

Synonyms
 
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All specimens should be accompanied by a requisition.

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Test Overview

Test Methodology

Quantitative RIA / Semi-quantitative IFA

Test Usage

Aid in the evaluation of muscle weakness in the context neuromuscular junction disorder with or without cancer, or the diagnosis of paraneoplastic neurological syndromes.

Reference Range

Voltage gated potassium channel:
Negative 31 pmol/L or less
Indeterminate 32-87 pmol/L
Positive 88 pmol/L or greater
Reflex Ab:
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.

Specimen Requirements

Collection Offsite

Collect specimen in a red top or SST tube. Centrifuge and aliquot serum into a plastic vial within 1 hour of collection. Refrigerate.

Red Top Tube
Yellow Top Tube
Normal Volume
4 mL serum
Minimum Volume
0.5 mL serum

Billing Information

CPT Code
83519
Pro Fee Code
 
LOINC
 

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.

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