We report 3 confirmed autochthonous tick-borne encephalitis cases in Belgium diagnosed during summer 2020. Clinicians should include this viral infection in the differential diagnosis for patients with etiologically unexplained neurologic manifestations, even for persons without recent travel history.
Keywords: Belgium; arbovirus infections; arboviruses; central nervous system viral diseases; encephalitis; tick-borne encephalitis; tickborne infectious; vector-borne infections; viruses; zoonoses.