Infectious
Non-Infectious
  • Viruses
  • Mycobacterium
  • Syphilis
  • Cryptococcus
  • Listeria
  • Brucella
  • Mycoplasma
  • Neurocysticercosis
  • Toxoplasmosis
  • Leptospirosis
  • Autoimmune disease
  • Carcinomatous meningitis
  • Parameninges infection
  • Drug-induced meningitis