HA-VRI rates were substantial but different among 2 children's hospitals. Future studies should examine the effect of HA-VRI and evaluate best practices for preventing such infections.

Clinicians should maintain suspicion for tick-borne diseases in children with acute infectious illnesses, and consider treating such patients presumptively to prevent complications. Knowledge of common tick vectors in the United States and the infections they transmit will allow pediatricians to appropriately assess and manage patients with tick-borne diseases.

No abstract