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HelpTest Code EHRC Ehrlichia chaffeensis (HME) Antibody, IgG, Serum
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Reporting Name
Ehrlichia Chaffeensis (HME) Ab, IgGSpecimen 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.
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
| Heat-inactivated specimen | Reject |
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days |
Specimen Minimum Volume
0.4 mL
Special Instructions
Day(s) Performed
Monday through Friday
Specimen Retention Time
14 daysReport Available
Same day/1 to 3 daysReference Values
<1:64
Reference values apply to all ages.
Useful 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
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 |
Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.