Test ID LNBAI Lyme Central Nervous System Infection IgG, Antibody Index, Spinal Fluid
Specimen Required
Only orderable as part of a profile. For more information see LNBAB / Lyme Central Nervous System Infection IgG with Antibody Index Reflex, Serum and Spinal Fluid.
Useful For
Providing antibody index information to aid in the diagnosis of neuroinvasive Lyme disease or neuroborreliosis due to Borrelia species associated with Lyme disease (eg, Borrelia burgdorferi, Borrelia garinii, Borrelia afzelli)
Testing Algorithm
If LNBAB / Lyme Central Nervous System Infection IgG with Antibody Index Reflex, Serum and Spinal Fluid is reactive, then this test is performed at an additional charge.
Method Name
Only orderable as part of a profile. For more information see LNBAB / Lyme Central Nervous System Infection IgG with Antibody Index Reflex, Serum and Spinal Fluid.
Enzyme-Linked Immunosorbent Assay (ELISA)
Reporting Name
Lyme CNS Infection IgG, Ab IndexSpecimen Type
CSFSpecimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
CSF | Refrigerated (preferred) | 11 days | |
Frozen | 35 days |
Reference Values
Only orderable as part of a profile. For more information see LNBAB / Lyme Central Nervous System Infection IgG with Antibody Index Reflex, Serum and Spinal Fluid.
0.6-1.2
Day(s) Performed
Monday, Wednesday, Friday
Report Available
Same day/1 dayPerforming Laboratory

Test Classification
This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
86618 x 2
82040
82042
82784 x 2
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
LNBAI | Lyme CNS Infection IgG, Ab Index | 92812-7 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
LNB3 | Lyme CNS IgG Ab Index Value | 92811-9 |
LNB4 | Lyme CNS IgG Ab Index Interp | 69048-7 |