Update Type: Test Resumed
Test Updated: 07/20/2022
Test Overview
Test Methodology

Indirect Fluorescence Antibody (IFA)

Test Usage

Adjunct in the diagnosis of ehrlichiosis.

Reference Range *

< 1:64

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

2 - 4 days

Soft Order Code
MiChart Code
Ehrlichia Ab Panel (Sendout)
  • Human Granulocytic Ehrlichiosis (HGE) Antibody
  • Ehrlichia chaffeensis (HME) Antibody
  • Anaplasma phagocytophilum Antibody
  • Tick Borne Disease
Reference Laboratory
Mayo EHRCP (81480)
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a red top or SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.

Normal Volume
0.5 mL serum
Minimum Volume
0.5 mL serum
Additional Information

Test includes Ehrlichia chaffeensis (HME) antibody, IgG and Anaplasma phagocytophilum antibody, IgG. Sent to Mayo Medical Laboratories.

CPT Code
86666 x2
Fee Code
AA008 x2