Clinical approach to known and emerging tick-borne infections other than Lyme disease.

Purpose Of Review: We review latest developments in knowledge of established and emerging tick-borne infections in the United States other than Lyme borreliosis, emphasizing a clinical and geographic approach to diagnosis and management.

Recent Findings: The incidence of tick-borne diseases in the United States has increased. New tick-borne diseases have emerged and will likely continue to be identified.