Ehrlichiosis epidemiology and demographics: Difference between revisions
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==Epidemiology and Demographics== | ==Epidemiology and Demographics== | ||
* | *First recognized as a reportable disease by the United States Center for Disease Control and Prevention in the late 1999. | ||
* '' | *Numbers of reported cases have increased from 200 in 2000 to 961 in 2008. | ||
* ''E. chaffeensis'' is most common in the south central and southeastern states. | *Incidence has fluctuated between 200-2010: | ||
* ''E. ewingii'' is most common in the south central and southeastern states. | **2000- 1 case per million persons | ||
**2008- 3.4 cases per million persons | |||
**2010- 2.5 cases per million persons <ref name="EhrSymptoms CDC”> Ehrlichiosis Disease Information for HealthCare Professionals_ Epidemiology and Statistics. Centers for Disease Control and Prevention (2015). http://www.cdc.gov/ehrlichiosis/stats/index.html Accessed on January 07, 2016</ref> | |||
===Endemic Regions=== | |||
*The lone star tick (''Amblyomma americanum'') is the primary vector of both ''Ehrlichia chaffeensis'' and ''Ehrlichia ewingii'' in the United States. | |||
**''E. chaffeensis'' is most common in the south central and southeastern states. | |||
**''E. ewingii'' is most common in the south central and southeastern states. | |||
**''A. phagocytophilium'' is endemic to New England and the north central and Pacific regions of the United States. | |||
*Ehrlichiosis is most prominent in Oklahoma, Missouri, and Arkansas, accounting for 30% of all national incidences. | |||
*However incidences have been reported through the United States. | |||
==References== | ==References== | ||
Revision as of 19:17, 7 January 2016
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Epidemiology and Demographics
- First recognized as a reportable disease by the United States Center for Disease Control and Prevention in the late 1999.
- Numbers of reported cases have increased from 200 in 2000 to 961 in 2008.
- Incidence has fluctuated between 200-2010:
- 2000- 1 case per million persons
- 2008- 3.4 cases per million persons
- 2010- 2.5 cases per million persons [1]
Endemic Regions
- The lone star tick (Amblyomma americanum) is the primary vector of both Ehrlichia chaffeensis and Ehrlichia ewingii in the United States.
- E. chaffeensis is most common in the south central and southeastern states.
- E. ewingii is most common in the south central and southeastern states.
- A. phagocytophilium is endemic to New England and the north central and Pacific regions of the United States.
- Ehrlichiosis is most prominent in Oklahoma, Missouri, and Arkansas, accounting for 30% of all national incidences.
- However incidences have been reported through the United States.
References
- ↑ Ehrlichiosis Disease Information for HealthCare Professionals_ Epidemiology and Statistics. Centers for Disease Control and Prevention (2015). http://www.cdc.gov/ehrlichiosis/stats/index.html Accessed on January 07, 2016