Geisinger Medical Laboratories Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

ENCEPHALOPATHY, AUTOIMMUNIE/PARANEOPLASTIC EVALUATION, SERUM

Geisinger Epic Procedure Code: LAB4818             Geisinger Epic ID: 184268
       

SPECIMEN COLLECTION
Specimen type:
Serum
Preferred collection container:
Alternate Collection Container:
3.5 mL gold-top (serum separator) tube
Specimen required:
4 mL serum; minimum 2 mL.
Special notes:
Collect TWO (2) 6 mL red-top tuabes.

SPECIMEN PROCESSING
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
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
Synonyms:
ENS2
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.

Performing Locations

Mayo Medical Laboratories

Technical Lead: Michael Weaver    
Frequency: Monday-Sunday, TAT 10 days.    
Performed STAT? No
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