Babesia PCR !!! NOTE: The contents are valid only for: 04/06/2026 !!!

WSLH Department: CDD - Communicable Disease Division
WSLH Test Code: MP00821
Day(s) Performed:

Weekly

Turn-around Time:

1-7 days

Recommended Uses:

Confirmation of Babesia microti infections

Pre-approval:

No

Contraindications:

Not recommended for primary diagnosis of Babesia microti due to the delays from transport. Not recommended for patients who have no history of arthropod or insect bite/exposure.

Additional Tests Performed:

N/A

Preparation for Collection:

Specimens should be collected while patient is symptomatic if the patient presents with periodicity of symptoms.

Specimen Requirements:

Tube of EDTA Blood

Collection Instructions:

 EDTA blood collected per standard operating procedures

Collection Kit/Container:
Requisition Form:
Required Information:

Laboratory regulations require the following minimum information to be provided on the requisition form for a specimen to be accepted for testing: Patient name or unique identifier, date and time of collection, patient date of birth and sex, specimen type/site of collection, test request(s), clinician name and UPIN, and address for reporting results. Please be certain that name/identifier on the form matches that on the specimen label which is required to have a minimum of two identifiers.

Rejection Criteria:

Serum specimens and whole blood without anticoagulant cannot be tested.

Specimens collected <4 hours apart.

Specimen Handling:

Transport EDTA blood at 2-8°C with frozen cold pack.

Packaging Requirements:
Courier Information:

Contact Purple Mountain Dispatch at 800-990-9668 for specimen pick-up

Specimen Receiving Hours:

Monday-Friday 6:00 AM - 4:30 PM, Saturday 6:30 AM - 12:30 PM

Results Include:

Babesia microti DNA detected or Babesia microti DNA not detected

Limitations:

Negative  results do not exclude bloodborne parasite infection in a patient. Follow-up samples should be collected for a minimum of three successive days and at least six to eight hours apart.

Additional Tests Recommended:
Additional Comments:
Methodology:

RT-PCR detection Babesia microti DNA

Includes:

RT-PCR confirmation of Babesia microti positive blood

Regulatory Compliance:
CPT Code: 87798
Price: $159.00
Fee Exempt Eligible:

Yes, for surveillance purposes

Billing and Revenue Office:

1-800-862-1065 arbill@slh.wisc.edu

!!! NOTE: The contents are valid only for: 04/06/2026 !!!