Relapsing fever other diagnostic studies

Direct and indirect immunofluorescence and experimental polymerase chain reaction testing are available in some laboratories. Analysis of CSF is indicated if signs of meningitis or meningoencephalitis are available shows mononuclear pleocytosis, a mildly to the moderately elevated protein level, and normal glucose levels in the CSF support the diagnosis of CNS borrelia infection.

• Direct and indirect immunofluorescence and experimental polymerase chain reaction testing is available in some laboratories.
• Analysis of CSF is indicated if signs of meningitis or meningoencephalitis are available shows mononuclear pleocytosis, a mildly to the moderately elevated protein level, and normal glucose levels in the CSF support the diagnosis of CNS borrelia infection.