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Geisinger Medical Laboratories Test Catalog
ENCEPHALOPATHY, AUTOIMMUNE/PARANEOPLASTIC EVALUATION,CSF |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB4813 Geisinger Epic ID: 184206 | |
SPECIMEN COLLECTION |
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Specimen type: |
CSF | |
Preferred collection container: |
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Specimen required: |
4 mL CSF; minimum 2 mL. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Aliquot 4 mL CSF and refrigerate. | |
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): |
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: |
Cell-binding assay (CBA) Immunoblot Indirect Immunofluorescence Radioimmunoassay (RIA) Western Blot |
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Synonyms: |
ENC2
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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 spinal fluid specimens. | |