Tick-borne Encephalitis Virus Research in Limousin

we will measure by ELISA in microplates the anti-TBEV IgG as well as the anti-TBEV IgM on the sera + in TBEV IgG. We will then send a patient questionnaire with an information note to document the context of this TBEV seropositivity and to eliminate false-positivities (vaccination). Finally, we will perform PCR on CSF if serum positive and CSF available