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Volume 31, Number 2—February 2025
CME ACTIVITY - Synopsis

National Surveillance of Human Ehrlichiosis Caused by Ehrlichia ewingii, United States, 2013–2021

Sydney N. Adams, Nicolette C. Bestul, Kimberly N. Calloway, Gilbert J. Kersh, and Johanna S. SalzerComments to Author 
Author affiliation: Oak Ridge Institute for Science and Education, Oak Ridge, Tennessee, USA (S.N. Adams); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (S.N. Adams, N.C. Bestul, K.N. Calloway, G.J. Kersh, J.S. Salzer)

Main Article

Figure 1

Annual number of human ehrlichiosis cases caused by Ehrlichia ewingii according to event date, United States, 2013–2021. Confirmed cases of E. ewingii ehrlichiosis were reported to the Centers of Disease Control and Prevention through the National Notifiable Disease Surveillance System. Event dates were the earliest date associated with the case, which could be the symptom onset date, diagnosis date, laboratory test date, or the date the case was reported to the county or state health department.

Figure 1. Annual number of human ehrlichiosis cases caused by Ehrlichia ewingii according to event date, United States, 2013–2021. Confirmed cases of E. ewingii ehrlichiosis were reported to the Centers of Disease Control and Prevention through the National Notifiable Disease Surveillance System. Event dates were the earliest date associated with the case, which could be the symptom onset date, diagnosis date, laboratory test date, or the date the case was reported to the county or state health department.

Main Article

Page created: December 10, 2024
Page updated: January 31, 2025
Page reviewed: January 31, 2025
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