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Causes of Bacterial meningitis

List of causes of Bacterial meningitis

Following is a list of causes or underlying conditions (see also Misdiagnosis of underlying causes of Bacterial meningitis) that could possibly cause Bacterial meningitis includes:

  • Meningococcus
  • Pneumococcus
  • Hib
  • Tuberculosis
  • E. coli
  • Group B Streptococcus
  • The types of bacteria that cause bacterial meningitis vary by age group
  • In premature babies and newborns up to three months old, common causes are group B streptococci (subtypes III which normally inhabit the vagina and are mainly a cause during the first week of life) and those that normally inhabit the digestive tract such as Escherichia coli (carrying K1 antigen)
  • Listeria monocytogenes (serotype IVb) may affect the newborn and occurs in epidemics
  • Older children are more commonly affected by Neisseria meningitidis (meningococcus)
  • Streptococcus pneumoniae (serotypes 6, 9, 14, 18 and 23) and those under five by Haemophilus influenzae type B
  • In adults, N. meningitidis and S. pneumoniae together cause 80% of all cases of meningitis, with increased risk of L. monocytogenes in those over 50 years old

Primary Cause of Bacterial meningitis

The primary cause of Bacterial meningitis is the result:

  • of transmission of an infectious disease. Some subtypes of this disease are contagious - spread easily between people, while other subtypes are infectious - transmitted by a pathogenic organism.

Bacterial meningitis Causes: Risk Factors

The following conditions have been cited in various sources as potentially causal risk factors related to Bacterial meningitis:

Bacterial meningitis: Related Medical Conditions

To research the causes of Bacterial meningitis, consider researching the causes of these these diseases that may be similar, or associated with Bacterial meningitis:

Bacterial meningitis: Causes and Types

Causes of Types of Bacterial meningitis: Review the cause informationfor the various types of Bacterial meningitis:

Causes of Broader Categories of Bacterial meningitis: Review the causal information about the various more general categories of medical conditions:

Bacterial meningitis as a complication of other conditions:

Other conditions that might have Bacterial meningitis as a complication may, potentially, be an underlying cause of Bacterial meningitis. Our database lists the following as having Bacterial meningitis as a complication of that condition:

Medical news summaries relating to Bacterial meningitis:

The following medical news items are relevant to causes of Bacterial meningitis:

Related information on causes of Bacterial meningitis:

As with all medical conditions, there may be many causal factors. Further relevant information on causes of Bacterial meningitis may be found in:


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