Test Code EHRC Ehrlichia chaffeensis (HME) Antibody, IgG, Serum
Reporting Name
Ehrlichia Chaffeensis (HME) Ab, IgGUseful For
An adjunct in the diagnosis of ehrlichiosis
Seroepidemiological surveys of the prevalence of the infection in certain populations
Testing Algorithm
For more information see Acute Tick-Borne Disease Testing Algorithm
Method Name
Immunofluorescence Assay (IFA)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 14 days |
| Frozen | 14 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
| Heat-inactivated specimen | Reject |
Special Instructions
Reference Values
<1:64
Reference values apply to all ages.
Day(s) Performed
Monday through Friday
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 |