title: A 12-year-old boy with severe back pain and blast-like cells in the CSF.
authors.affiliation: Kinderklinik und Poliklinik der Johannes Gutenberg-Universität Mainz, Germany.
authors.forename: J H
authors.initials: JH
authors.lastname: Höpner
authors.forename: E
authors.initials: E
authors.lastname: Mengel
authors.forename: K
authors.initials: K
authors.lastname: Brühl
authors.forename: P
authors.initials: P
authors.lastname: Gutjahr
mesh_terms: D001416:Back Pain / Q000209:etiology*; D001899:Borrelia Infections / Q000134:cerebrospinal fluid / Q000175:diagnosis*; D002648:Child; D006801:Humans; D008159:Lumbar Vertebrae / Q000473:pathology; D008214:Lymphocytes / Q000166:cytology*; D008279:Magnetic Resonance Imaging; D008297:Male