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Lab Test Dictionary

Encephalitis Antibody Evaluation with Reflex to Titer and Line Blot, CSF (94958)


See individual assays


Autoimmune Encephalitis Panel; Encephalopathy-Autoimmune Evaluation (previously ENC2 to Mayo)

Specimen Type


Performing Lab

Quest Diagnostics Nichols Institute

Epic ID


Lab Test Days


Standard TAT

1-14 Days

Collection Information

Specimen Required

3.5-6 mL CSF

Container Type

Sterile Container

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp=24 Hours; Refrigerated= 7 Days; Frozen=21 Days

Rejection Criteria

Room Temp CSF

Test Volume Required

6 mL CSF

Minimum Test Volume

3.5 mL CSF

Included Tests

Ma2/Ta Ab IFA, Myelin Ab IFA, Myelin Ab IFA Titer, PCA-Tr(DNER)Ab CBA IFA, PCA-Tr(DNER)CBA Titer, DPPX Rec Ab CBA IFA, DPPX Ab CBA IFA Titer, Tissue IFA Observation, ANNA1 (Hu) Ab IFA, ANNA2 (Ri) Ab IFA, ANNA3 Ab IFA, PCA1 (Yo) Ab IFA, PCA2 Ab IFA, PCA-Tr (DNER) Ab IFA, AGNA/SOX1 Ab IFA, Amphiphysin Ab IFA, CRMP5/CV2 Ab IFA, GAD65 Ab IFA, Aquaporin 4 Ab IFA, ANNA-3 Ab Titer, PCA-2 Ab Titer, ANNA1 (Hu) Ab LB, ANNA2 (Ri) Ab LB, PCA1 (Yo) Ab LB, PCA-Tr (DNER) Ab LB, AGNA/SOX1 Ab LB, Ma2/Ta Ab LB, Z

CPT Codes

86255 (x20), 86341, 83519