Original site: www.cdc.gov/ehrlichiosis/site.html | RestoredCDC.org is an independent project, not affiliated with CDC or any federal entity. Visit CDC.gov for free official information. Due to archival on January 6, 2025, recent outbreak data is unavailable. Videos are not restored. Access data.restoredcdc.org for restored data. Use of this site implies acceptance of this disclaimer.

[More]
About Us Report Bug Compare Content
Skip directly to site content Skip directly to search
Here's how you know
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Ehrlichiosis
Search
For Everyone
  • About
  • Signs and Symptoms
  • Causes and Spread
  • Diagnosis
  • Treatment
  • Ehrlichiosis Epidemiology and Statistics
  • View all
Health Care Providers
  • Clinical Overview
  • Clinical Signs and Symptoms
  • Clinical Testing and Diagnosis
  • Clinical Care and Treatment
  • Publications and Resources
  • View all
Public Health
  • Information for Public Health Officials
  • View all

Related Topics:

Vector-Borne Diseases
View All
search close search
Ehrlichiosis Menu Close
  • About
  • Signs and Symptoms
  • Causes and Spread
  • Diagnosis
  • Treatment
  • Ehrlichiosis Epidemiology and Statistics
  • View All
  • Clinical Overview
  • Clinical Signs and Symptoms
  • Clinical Testing and Diagnosis
  • Clinical Care and Treatment
  • Publications and Resources
  • View All
  • Information for Public Health Officials
  • View All
  • Vector-Borne Diseases
View All Ehrlichiosis
 
About Signs and Symptoms Causes and Spread Diagnosis Treatment Ehrlichiosis Epidemiology and Statistics View All

For Everyone

  • About
  • Signs and Symptoms
  • Causes and Spread
  • Diagnosis
  • Treatment
  • Ehrlichiosis Epidemiology and Statistics

Health Care Providers

  • Clinical Overview
  • Clinical Signs and Symptoms
  • Clinical Testing and Diagnosis
  • Clinical Care and Treatment
    • Clinical Care for Children
  • Publications and Resources

Public Health

  • Information for Public Health Officials
Related Topics:
  • Vector-Borne Diseases

Didn't find the information you were looking for?

Health Topics A-Z

Ehrlichiosis

Ehrlichiosis is a series of diseases caused by the bacteria Ehrlichia chaffeensis, E. ewingii, or E. muris eauclairensis spread by ticks in the United States.

View All

For Everyone

  • About
  • Signs and Symptoms
  • Causes and Spread
  • Diagnosis
  • Treatment
  • Ehrlichiosis Epidemiology and Statistics

Health Care Providers

  • Clinical Overview
  • Clinical Signs and Symptoms
  • Clinical Testing and Diagnosis
  • View All

Public Health

  • Information for Public Health Officials
Sign up for Email Updates
Contact Us
Contact Us
  • Call 800-232-4636
  • Contact CDC
About CDC
About CDC
  • Organization
  • Budget & Funding
  • Careers & Jobs
Policies
  • Accessibility
  • External Links
  • Privacy
  • Web Policies
  • FOIA
  • OIG
  • No Fear Act
  • Nondiscrimination
  • Vulnerability Disclosure Policy
Languages
Languages
  • Español
Language Assistance
  • Español
  • 繁體中文
  • Tiếng Việt
  • 한국어
  • Tagalog
  • Русский
  • العربية
  • Kreyòl Ayisyen
  • Français
  • Polski
  • Português
  • Italiano
  • Deutsch
  • 日本語
  • فارسی
  • English
Archive
  • CDC Archive
  • Public Health Publications
Contact Us
Contact Us
  • Call 800-232-4636
  • Contact CDC
About CDC
  • Organization
  • Budget & Funding
  • Careers & Jobs
  • About CDC
Policies
  • Accessibility
  • External Links
  • Privacy
  • Web Policies
  • FOIA
  • OIG
  • No Fear Act
  • Nondiscrimination
  • Vulnerability Disclosure Policy
Languages

Languages

  • Español

Language Assistance

  • Español
  • 繁體中文
  • Tiếng Việt
  • 한국어
  • Tagalog
  • Русский
  • العربية
  • Kreyòl Ayisyen
  • Français
  • Polski
  • Português
  • Italiano
  • Deutsch
  • 日本語
  • فارسی
  • English
Archive
  • CDC Archive
  • Public Health Publications
HHS.gov USA.gov