Tick-bite-related emergency department visits have increased recently in Pennsylvania. Healthcare providers should have a heightened clinical suspicion for tickborne diseases in persons with clinically compatible symptoms. Rare tickborne diseases, including hard tick relapsing fever and Powassan virus, continue to be found in ticks in multiple Pennsylvania counties, and human cases have been reported. Alpha gal allergy syndrome has been reported in Pennsylvania residents; health care providers should consider alpha gal allergy syndrome in persons presenting with mammalian meat allergies. The full HAN is available.
