Ehrlichiosis is an illness spread by ticks. There are several types of bacteria that cause ehrlichiosis in Wisconsin. Ticks that spread ehrlichiosis-causing bacteria can be found in every county in Wisconsin. Not all tick bites will make you sick, but it is still important to take steps to protect yourself and your family while enjoying time outdoors. Ehrlichiosis is preventable and treatable.
General information on ehrlichiosis, including information on signs and symptoms, treatment, and resources.
Map and charts with ehrlichiosis data.
Information for local health departments, health care providers, or those looking for information on reporting, surveillance, or diagnosis of ehrlichiosis.
Tips to prevent tick bites.
Questions about illnesses spread by ticks? Contact us!
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