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Ehrlichia chaffeensis Antibodies with Reflex to Titers

Message
Immediate Specimen Processing: Centrifuge specimen before transporting to the lab. If drawn using a plain red-top tube, transfer serum to a plastic screw-cap tube prior to transportation. Ambulatory Transport Temperature to Inova Central Lab: AmbientSpecimen Stability: 7 days


Test Code
LAB17675 ECAGM


Alias/See Also
ECAGM


CPT Codes
86666| 86666

Includes
Includes: If E. chaffeensis (IgG) is Detected, then E. chaffeensis (IgG) Titer will be performed at an additional charge (CPT code(s): 86666). If E. chaffeensis (IgM) is Detected, then E. chaffeensis (IgM) Titer will be performed at an additional charge (CPT code(s): 86666).@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@


Instructions
Preferred Testing Volume: 1 mL serumMinimum Testing Volume: 0.2 mL serum Transport Temperature: Ambient Stability: Ambient: 7 daysRefrigerated : 14 daysFrozen: 30 daysPerforming Lab: Quest Chantilly


Report Available
5-Days


Clinical Significance
1230171444



Last Updated: May 18, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.