Breitschwerdt EB, Sontakke S, Hopkins S. Neurological manifestations of bartonellosis in immunocompetent patients: A composite of reports from 2005 - 2012. (cvm.ncsu.edu)
Less than 1 % of infections progress to diseases with sever neurological manifestations, such as aseptic meningitis, encephalitis and acute flaccid paralysis. (sciencedaily.com)
Bacterial overgrowth and B12 deficiency (pernicious anemia) can cause micronutrient deficiencies that result in various clinical neurological manifestations, including visual changes, paresthesias, ataxia, limb weakness, gait disturbance, memory defects, hallucinations and personality and mood changes. (en.wikipedia.org)