volume 22, issue 3, P433-448 2008
DOI: 10.1016/j.idc.2008.03.011
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Johan S. Bakken, Stephen Dumler

Abstract: SynopsisHuman granulocytic anaplasmosis (HGA), a deer tick transmitted rickettsial infection caused by Anaplasma phagocytophilum, is a common cause of undifferentiated fever in the Northeast and Upper Midwest U.S. Patients are often initially diagnosed with a mild viral infection, and illness readily resolves in most cases. However, as many as 3% may develop life threatening complications and nearly 1% die from the infection. A history of tick bite and a high degree of clinical suspicion thus warrant consider…

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