ffective June 2, 2026, Paraneoplastic Autoantibody Evaluation will no longer be offered by Mayo. The recommended alternate test will be the Encephalitis Antibody Evaluation performed at Quest.
Due to the short notice from Mayo, the new Quest test will not be orderable so will need to be ordered as a Reference Lab Sendout for Miscellaneous Test.
The new orderable test will be available July 8, 2026.
Testing being inactivated:
| Lab number | Test name |
| LAB10022 | Paraneoplastic Autoantibody Evaluation, Serum |
| LAB1230344
|
Paraneoplastic Autoantibody Evaluation, CSF |
Quest alternate testing to Order as Reference Lab Sendout for Miscellaneous
| Quest Test code | Quest test name |
| 94955 | Encephalitis Antibody Evaluation with reflex, Serum |
| 94958 | Encephalitis Antibody Evaluation with reflex, CSF |
For questions regarding testing, please use the “contact us” link above.
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