Encephalopathy Autoimmune Evaluation, CSF
Test Summary
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, dysautonomia's, or hypoventilation in spinal fluid specimens The following accompaniments should increase of suspicion for autoimmune encephalopathy: -Headache -Autoimmune stigmata (personal or family history or signs of diabetes mellitus, thyroid disorder, vitiligo, poliosis [premature graying], myasthenia gravis, rheumatoid arthritis, systemic lupus erythematosus) -History of cancer -Smoking history (20+ pack years) or other cancer risk factors -Inflammatory cerebrospinal fluid (or isolated protein elevation) -Neuroimaging signs suggesting inflammation Evaluating limbic encephalitis (noninfectious) Directing a focused search for cancer Investigating encephalopathy appearing in the course or wake of cancer therapy and not explainable by metastasis or drug effect.
Aliases
- Limbic encephalitis
Specimen Collection
Special Instructions
Preferred Specimen
Minimum Volume
Instructions
Patient Preparation
Storage
Transport Temperature
Specimen Stability
- Room Temperature: 72 hours
- Refrigerated: 28 days
- Frozen: 28 days
Limitations
Other Acceptable Specimens
Unacceptable Specimens
Order Code
EPIC (Premier) Code
Includes
CPT Code
- 86255 x 23
- 86341 x1
- 84182 AGNBC (if appropriate)
- 86255 AINCC (if appropriate)
- 86256 AMPIC (if appropriate)
- 84182 AMIBC (if appropriate)
- 84182 AN1BC (if appropriate)
- 84182 AN2BC (if appropriate)
- 84182 CRMWC (if appropriate)
- 86255 DPPCC (if appropriate)
- 86256 DPPTC (if appropriate)
- 86256 GABIC (if appropriate)
- 86255 GFACC (if appropriate)
- 86256 GFATC (if appropriate)
- 86255 IG5CC (if appropriate)
- 86256 IG5TC (if appropriate)
- 86255 GL1CC (if appropriate)
- 86256 GL1TC (if appropriate)
- 86255 NFHCC (if appropriate)
- 86256 NIFTC (if appropriate)
- 86255 NFLCC (if appropriate)
- 86256 NMDIC (if appropriate)
- 84182 PC1BC (if appropriate)
- 84182 PCTBC (if appropriate)
Billing Code
- 650013
- 650012
CPT Statement
Methodology
Cell-Binding Assay (CBA),
Western Blot (WB),
Immunoblot (IB),
Radioimmunoassay (RIA)
FDA Status
Physician Attestation of Informed Consent
Testing Laboratory
200 First Street SW
Rochester MN, 55905
Department
Reference Range
Setup Schedule / Expected Turnaround Time
Specimen Collection
Special Instructions
Preferred Specimen
Minimum Volume
Instructions
Patient Preparation
Storage
Transport Temperature
Specimen Stability
- Room Temperature: 72 hours
- Refrigerated: 28 days
- Frozen: 28 days
Limitations
Other Acceptable Specimens
Unacceptable Specimens
Billing
CPT Code
- 86255 x 23
- 86341 x1
- 84182 AGNBC (if appropriate)
- 86255 AINCC (if appropriate)
- 86256 AMPIC (if appropriate)
- 84182 AMIBC (if appropriate)
- 84182 AN1BC (if appropriate)
- 84182 AN2BC (if appropriate)
- 84182 CRMWC (if appropriate)
- 86255 DPPCC (if appropriate)
- 86256 DPPTC (if appropriate)
- 86256 GABIC (if appropriate)
- 86255 GFACC (if appropriate)
- 86256 GFATC (if appropriate)
- 86255 IG5CC (if appropriate)
- 86256 IG5TC (if appropriate)
- 86255 GL1CC (if appropriate)
- 86256 GL1TC (if appropriate)
- 86255 NFHCC (if appropriate)
- 86256 NIFTC (if appropriate)
- 86255 NFLCC (if appropriate)
- 86256 NMDIC (if appropriate)
- 84182 PC1BC (if appropriate)
- 84182 PCTBC (if appropriate)
Billing Code
- 650013
- 650012
CPT Statement
Result Information
Methodology
Cell-Binding Assay (CBA),
Western Blot (WB),
Immunoblot (IB),
Radioimmunoassay (RIA)