Stephen J. Schueler, M.D.

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Meningitis Bacterial Underlying Cause

Bacterial meningitis is caused by a bacterial infection of the lining around the brain. Usually, the bacteria spread to the brain from an infection in another location.

Most cases are caused by one of three types of bacteria:

  • Haemophilus influenzae type b
  • Neisseria meningitidis
  • Streptococcus pneumoniae bacteria

Meningitis infections may originate from bacterial infections in the:

In some cases, viral meningitis may turn into bacterial meningitis.

Continue to Meningitis Bacterial Transmission

Last Updated: Jan 25, 2011 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed Meningitis Bacterial References
  1. Chavez-Bueno S, McCracken GH Jr. Bacterial meningitis in children. Pediatr Clin North Am. 2005 Jun;52(3):795-810, vii. [1592566]
  2. Kaplan SL: Clinical presentations, diagnosis, and prognostic factors of bacterial meningitis. Infect Dis Clin North Am 1999 Sep; 13(3): 579-94, vi-vii. [10470556]
  3. Pfister HW, Feiden W, Einhaupl KM: Spectrum of complications during bacterial meningitis in adults. Results of a prospective clinical study. Arch Neurol 1993 Jun; 50(6): 575-81. [8503793]
  4. Sigurdardottir B, Bjornsson OM, Jonsdottir KE, et al: Acute bacterial meningitis in adults. A 20-year overview. Arch Intern Med 1997 Feb 24; 157(4): 425-30. [9046894]
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