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Beaumont Laboratory

Lyme Disease, CSF

CSF, Reflex Immunoblot, Reflex Intrathecal Antibody Production Index with Interpretation, ARUP: 2007335, EPIC: LAB6608, SOFT: XLYMC

Specimen Collection Criteria

Collect: CSF in a sterile collection container.

Transport specimen to the Laboratory for processing immediately after collection.

Physician Office/Drawsite Specimen Preparation

Refrigerate (2-8°C or 36-46°F) CSF in a sterile container immediately after collection and prior to transport.

Preparation for Courier Transport

Transport: 3.0 mL CSF, refrigerated (2-8°C or 36-46°F). (Min: 2.5 mL)

Rejection Criteria

  • Specimens not collected and processed as indicated.


Specimen Stability for Testing:

Room temperature (20-26°C or 68-78.8°F): 8 hours
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 1 year

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Sendout Laboratory with any questions.


Sent to ARUP.


Sunday - Saturday.
Report available in 2-5 days.

Reference Range


Test Methodology

Semi Quant Enzyme-Linked Immunosorbent Assay (ELISA) Qualitative/Immunoblot.

CPT Code

86618x1: Lyme Disease Serology.
86617x2: Lyme Disease Immunoblot (if necessary).

Test Codes

ARUP: 2007335, EPIC: LAB6608, SOFT: XLYMC

Last Updated


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This directory currently reflects information only for specimens collected and/or processed at the Farmington Hills, Grosse Pointe, Royal Oak, and Troy campuses.