Human ehrlichiosis is a recently recognized tick-borne infection. Ehrlichia ewingii has been identified as a cause of human disease in addition to formerly known pathogenic Ehrlichia species.
Other diseases caused by Ehrlichia species include: Human granulocytic anaplasmosis (H01139), Sennetsu neorickettsiosis (H01140), and Human monocytic ehrlichiosis (H01141).