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Diseases » Bacterial meningitis » Hidden Causes

Misdiagnosis of Hidden Causes of Bacterial meningitis

Underlying conditions list:

The list of possible underlying conditions mentioned in various sources for 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

Bacterial meningitis as a complication:

Other conditions that might have Bacterial meningitis as a complication might be potential underlying conditions. The list of conditions listing Bacterial meningitis as a complication includes:

About underlying conditions:

With a diagnosis of Bacterial meningitis, it is important to consider whether there is an underlying condition causing Bacterial meningitis. These are other medical conditions that may possibly cause Bacterial meningitis. For general information on this form of misdiagnosis, see Underlying Condition Misdiagnosis or Overview of Misdiagnosis.


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