Effective July 8, 2026, Protein Electrophoresis, CSF and Serum and Encephalitis Antibody Evaluation will be sent to Quest Diagnostics.
Effective July 8, 2026, the Protein Electrophoresis, CSF and Serum will no longer be performed in-house. The new panel will now be sent to Quest Diagnostics.
Testing being inactivated:
| Lab number | Test name |
| LAB1230279 | Protein Electrophoresis, CSF and Serum |
New test going to Quest:
| Test name | Multiple Sclerosis Panel 1 (Oligoclonal Bands), Serum and CSF |
| Lab number | LAB1232387 |
| Specimen Collection Criteria |
|
| Physician Office/Draw Site Specimen Preparation | Let blood specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F). Maintain CSF refrigerated prior to transport. |
| Specimen Preparation for Courier Transport | Transport: 3.0 mL CSF and 2.0 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 1.5 mL CSF and 1.0 mL serum) |
| Rejection Criteria | Hemolysis • Received room temperature • Xanthochromia • RBCs |
| Performed | Days performed varies, TAT 4-6 days |
| CPT Code | 82040,82042,82784 (x2),83916 |
Effective July 8, 2026, Encephalitis Antibody Evaluation will be orderable and sent to Quest Diagnostics
| Test name | Encephalitis Antibody Evaluation with reflex, CSF |
| Lab number | LAB1232344 |
| Specimen Collection Criteria | 4 mL CSF collected in a sterile leak-proof container (min 2mL) |
| Physician Office/Draw Site Specimen Preparation | Maintain refrigerated (2-8°C or 36-46°F) prior to transport |
| Specimen Preparation for Courier Transport | Transport: CSF in sterile container, refrigerated (2-8°C or 36-46°F) |
| Rejection Criteria | Received room temperature (more than 24 hrs) |
| Performed | |
| CPT Code | 86255 (x19), 86052, 86341, 83519 |
| Test name | Encephalitis Antibody Evaluation with reflex, Serum |
| Lab number | LAB1232345 |
| Specimen Collection Criteria | Collect: Two plain Red-top tubes
Also acceptable: Two Gold-top SST tubes. |
| Physician Office/Draw Site Specimen Preparation | Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F). |
| Specimen Preparation for Courier Transport | Transport: 8.0 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 4.0 mL) |
| Rejection Criteria | Gross hemolysis • Grossly lipemic • Grossly icteric• Turbid • Bacterial contamination • Received room temperature (more than 24 hrs) |
| Performed | Days performed varies, TAT 4-13 days |
| CPT Code | 86255 (x19), 86052, 86341, 83519 (x2), 86596 (x2) |
