Lyme Disease Antibodies (Late Disease)

Label Mnemonic:	LYMEL
Epic code:	LAB7770
Downtime form:	Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Chemistry
6240 RCP
356-3527

Specimen(s):

Serum

Collection Medium:

Red top tube 5 mL (Clot Activator)

Minimum:

3 mL whole blood from red top tube or TWO red top Microtainer^® devices for pediatric patients

Testing Schedule:

24 hrs/day, 7 days a week, including holidays.

Turn Around Time:

2 hours (upon receipt in laboratory)

Reference Range:

Borrelia burgdorferi IgM & IgG Antibodies
  <=0.8 AI: Negative
  0.9 – 1.0 AI: Equivocal
  >=1.1 AI: Positive

Lyme Ab IgG Confirmation
  Negative

Comments:

Preferred reflex test to detect Lyme disease in individuals with >4 weeks of clinical symptoms or exposure to tick. Positive screen confirmed by Immunoblot.

If initial screen is equivocal or positive, then Immunoblot will be added. Additional charges apply.

Methodology:

Multiplex Flow Immunoassay/Qualitative Western Blot

CPT Code:

86618; if positive, add 86617