Encephalopathy, Autoimmune Evaluation, Spinal Fluid


Abbrev Code:ENC2   
Order Code:LAB813Order Name:Encephalopathy, Autoimmune Evaluation, Spinal Fluid
Order Instructions:For patients 18 years and older. For pediatric testing, order Mayo's PCDEC via LAB4909.
Synonyms:Encephalitis
Methodology:Indirect Immunofluorescence Assay (IFA), Cell-Binding Assay (CBA), Western Blot (WB), Immunoblot (IB), Radioimmunoassay (RIA)
CPT Codes: 86255 x21, 86255 x21, 86341 x1, 86341 x1, 86255 x9, 86256 x19
Test Includes:See Encephalopathy Autoimmune Evaluation Algorithm - Spinal Fluid Associated Link.
Turnaround Time:Specimens are sent to the reference laboratory Mon-Fri; results are reported within 5-10 days.
Compliance:

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

Associated Links:

Encephalopathy Autoimmune Evaluation Algorithm-Spinal Fluid



Collection Instructions

Specimen:CSF
Optimal Volume:4 mL
Minimum\Peds Volume:2 mL
Container:Sterile tube
Alternate Containers: Plastic leakproof container, sterile
Causes for Rejection:Grossly lipemic, hemolyzed or icterus.


Processing and Shipping

Specimen Processing:Aliquot 4 mL; 2 mL minimum, into a sterile container. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:72 hours at room temperature; 28 days refrigerated (preferred) or frozen.
Test Performed at or Referral Lab Lab Sendouts  (Mayo Medical Laboratories)
Referral Lab number:ENC2


Interpretive

Reference Range:By report.
Use:Evaluating new onset encephalopathy.


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