Discriminating Lyme Neuroborreliosis from Other Neuroinflammatory Diseases by Levels of CXCL13 in Cerebrospinal Fluid

liosis (LNB). Levels of intrathecal CXCL13 were determined for 58 LNB patients and 210 controls; sensitivity was 88% and specificity was 89% (cutoff, 250 pg of CXCL13/ml of CSF). Elevated levels of CXCL13 can aid in the diagnosis of LNB, but levels should be interpreted with care.