Test Details
Methodology
Indirect fluorescent antibody (IFA)
Result Turnaround Time
1 - 4 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Test Includes
Ehrlichia chaffeensis IgG and IgM; Anaplasma phagocytophulum IgG and IgM
Use
Detection and semi-quantitation of IgG and IgM antibodies and Anaplasma phagocytophilum and Ehrlichia chaffeensis as an aid in the diagnosis of ehrlichiosis
Specimen Requirements
Specimen
Serum
Volume
0.6 mL
Minimum Volume
0.3 mL
Container
Gel-barrier tube, red-top tube or serum transfer tube
Collection Instructions
If tube other than a gel-barrier tube is used, transfer separated serum to a labeled plastic transport tube. Do not freeze gel-barrier tube; pour off serum first.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 14 days |
Refrigerated | 14 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x4 |
Reference Range
• IgG negative: <1:64
• IgM negative: <1:20
Storage Instructions
Room temperature
Causes for Rejection
Hemolysis; lipemia; gross bacterial contamination; frozen gel-barrier tube
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 164722 | Ehrlichia Ab Panel | 93370-5 | 164681 | E. chaffeensis IgG | 47405-6 | |
| 164722 | Ehrlichia Ab Panel | 93370-5 | 164704 | E. chaffeensis IgM | 48850-2 | |
| 164722 | Ehrlichia Ab Panel | 93370-5 | 164674 | A. phagocytophilum IgG | 23877-4 | |
| 164722 | Ehrlichia Ab Panel | 93370-5 | 164667 | A. phagocytophilum IgM | 23878-2 | |
| 164722 | Ehrlichia Ab Panel | 93370-5 | 164121 | Result Comment: | N/A | |
| Order Code | 164722 | |||||
| Order Code Name | Ehrlichia Ab Panel | |||||
| Order Loinc | 93370-5 | |||||
| Result Code | 164681 | |||||
| Result Code Name | E. chaffeensis IgG | |||||
| UofM | ||||||
| Result LOINC | 47405-6 | |||||
| Order Code | 164722 | |||||
| Order Code Name | Ehrlichia Ab Panel | |||||
| Order Loinc | 93370-5 | |||||
| Result Code | 164704 | |||||
| Result Code Name | E. chaffeensis IgM | |||||
| UofM | ||||||
| Result LOINC | 48850-2 | |||||
| Order Code | 164722 | |||||
| Order Code Name | Ehrlichia Ab Panel | |||||
| Order Loinc | 93370-5 | |||||
| Result Code | 164674 | |||||
| Result Code Name | A. phagocytophilum IgG | |||||
| UofM | ||||||
| Result LOINC | 23877-4 | |||||
| Order Code | 164722 | |||||
| Order Code Name | Ehrlichia Ab Panel | |||||
| Order Loinc | 93370-5 | |||||
| Result Code | 164667 | |||||
| Result Code Name | A. phagocytophilum IgM | |||||
| UofM | ||||||
| Result LOINC | 23878-2 | |||||
| Order Code | 164722 | |||||
| Order Code Name | Ehrlichia Ab Panel | |||||
| Order Loinc | 93370-5 | |||||
| Result Code | 164121 | |||||
| Result Code Name | Result Comment: | |||||
| UofM | ||||||
| Result LOINC | N/A |