Ehrlichia muris-like agent infection
| Tick vector: Ixodes scapularis (most likely) |
| Geographic distribution: Limited to Wisconsin and Minnesota |
| Classic presentation: Similar to human granulocytic anaplasmosis and human monocytic erhlichiosis; laboratory abnormalities may no longer be present after 1 week of symptoms |
| Diagnosis: Polymerase chain reaction assay |
| Treatment: Doxycycline, typically for 7–14 days |