Test ID EHRC Ehrlichia chaffeensis (HME) Antibody, IgG, Serum
Useful For
An adjunct in the diagnosis of ehrlichiosis
Seroepidemiological surveys of the prevalence of the infection in certain populations
Special Instructions
Method Name
Immunofluorescence Assay (IFA)
Reporting Name
Ehrlichia Chaffeensis (HME) Ab, IgGSpecimen Type
SerumSpecimen Required
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 0.5 mL
Specimen Minimum Volume
0.15 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 14 days | |
Frozen | 14 days |
Reference Values
<1:64
Reference values apply to all ages.
Day(s) and Time(s) Performed
Monday through Friday; 9 a.m.
Performing Laboratory

CPT Code Information
86666
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
EHRC | Ehrlichia Chaffeensis (HME) Ab, IgG | 47405-6 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
81478 | Ehrlichia Chaffeensis (HME) Ab, IgG | 47405-6 |
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 U.S. Food and Drug Administration.NY State Approved
YesTesting Algorithm
See Acute Tick-Borne Disease Testing Algorithm in Special Instructions.
Forms
If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.