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Test ID EHBAP Ehrlichia/Babesia Antibody Panel, Immunofluorescence, Serum

Ordering Guidance

This test may be nonreactive during the acute phase of the infection. For patients presenting with suspected acute infections of Ehrlichia chaffeensis or Anaplasma phagocytophilum, consider EHRL / Ehrlichia/Anaplasma, Molecular Detection, PCR, Blood.

Specimen Required

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.6 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.

Useful For

As an adjunct in the diagnosis of infection with Anaplasma phagocytophilum, Ehrlichia chaffeensis or Babesia microti


Seroepidemiological surveys of the prevalence of the infection in certain populations

Profile Information

Test ID Reporting Name Available Separately Always Performed
ANAP Anaplasma phagocytophilum Ab, IgG,S Yes Yes
EHRC Ehrlichia Chaffeensis (HME) Ab, IgG Yes Yes
BABG Babesia microti IgG Ab, S Yes Yes

Testing Algorithm

For more information see Acute Tick-Borne Disease Testing Algorithm.

Method Name

Immunofluorescence Assay (IFA)

Reporting Name

Ehrlichia/Babesia Ab Panel, S, IFA

Specimen Type


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 14 days
  Frozen  14 days

Reference Values



Reference values apply to all ages.




Reference values apply to all ages.




Reference values apply to all ages.

Day(s) Performed

Monday through Friday

Report Available

Same day/1 to 3 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed using an analyte specific reagent. Its performance characteristics were 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

86666 x 2


LOINC Code Information

Test ID Test Order Name Order LOINC Value
EHBAP Ehrlichia/Babesia Ab Panel, S, IFA 101409-1


Result ID Test Result Name Result LOINC Value
81157 Anaplasma phagocytophilum Ab, IgG,S 23877-4
81128 Babesia microti IgG Ab, S 16117-4
81478 Ehrlichia Chaffeensis (HME) Ab, IgG 47405-6


If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.