Division A Confirmed case

Pleocytosis in cerebrospinal fluid, AND

• Evidence of intrathecal production of Lyme borreliosis antibodies, OR

• Borrelia burdgorferi s.l. isolation, OR

• nucleic acid detection in cerebrospinal fluid

OR

Detection of IgG Lyme borreliosis antibodies in blood specimen only for children (age under 18) with facial palsy or other cranial neuritis and a recent (< 2 months) history of erythema migrans