Serum samples are tested for IgG antibody to Babesia microti by indirect immunofluorescence (IFA) and IgM and IgG antibody to native B. microti proteins by immunoblots. If the acute specimen is negative (i.e. antibodies undetectable) and the clinical history strongly suggests infection, collect a convalescent specimen 3-4 weeks later.

Specimen Requirements:

Type: Serum or EDTA Plasma
Volume: 2.0 ml
Minimum: 0.5 ml
Storage: Refrigerate at 2-8°C
Stability: 2 Weeks Refrigerated or Frozen at -20°C
Shipping: Ambient
CPT Code(s)*: 86753×3

Turnaround Time: Routinely 24 to 48 Hours From Receipt

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*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.