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Ehrlichia chaffeensis Antibodies (IgG,IgM)
Test CodeEHRLAB
Quest Code
34271
Alias/See Also
HME
Human Monocytic Ehrlichia
EHRLAB
Human Monocytic Ehrlichia
EHRLAB
CPT Codes
86666 (x2)
Preferred Specimen
1 mL serum
Minimum Volume
0.2 mL
Transport Container
Plastic screw-cap vial
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Methodology
Immunofluorescence Assay (IFA)
Setup Schedule
Set up: Tues-Sat; Report available: Next day
Reference Range
E. chaffeensis IgG | <1:64 |
E. chaffeensis IgM | <1:20 |
Clinical Significance
Human Monocytic Ehrlichiosis (HME) is a tick-borne infection caused by Ehrlichia chaffeensis. Infections range in severity from asymptomatic to life-threatening, especially in patients who are immunocompromised.
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153
Last Updated: September 27, 2019