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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
ENCEPHALOPATHY, AUTOIMMUNIE/PARANEOPLASTIC EVALUATION, SERUM |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB4818 Geisinger Epic ID: 184268 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Alternate Collection Container: |
3.5 mL gold-top (serum separator) tube
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Specimen required: |
4 mL serum; minimum 2 mL. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Allow blood to clot, centrifuge and aliquot. | |
Transport temperature: |
Refrigerated. | |
Specimen stability: |
Room Temperature: 72 hours. Refrigerated: 28 days. Frozen: 28 days. | |
Rejection criteria: |
Gross hemolysis, lipemia or icterus. | |
TEST DETAILS |
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CPT code(s): |
83519 x3, 86255 x19, 86341 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Methodology: |
Indirect Immunofluorescence |
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Synonyms: |
ENS2
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Clinical significance: |
Evaluating new onset encephalopathy (noninfectious or metabolic) comprising confusional states, psychosis, delirium, memory loss, hallucinations, movement disorders, sensory or motor complaints, seizures, dyssomnias, ataxias, nausea, vomiting, inappropriate antidiuresis, coma, dysautonomias, or hypoventilation in serum specimens. | |