CXCL13 and tick-borne encephalitis: Taken together, these findings may reflect the higher specificity for LNB noticed for ReaScan CXCL13 in our study, but also that CXCL13 in TBE merits further investigation and that clinicians should be aware of the fact that CXCL13 may be elevated in the CSF from TBE patients as well.