What bacteria causes bacterial meningitis?

Causes

  • Streptococcus pneumoniae.
  • Group B Streptococcus.
  • Neisseria meningitidis.
  • Haemophilus influenzae.
  • Listeria monocytogenes.
  • Escherichia coli.

What are 3 bacteria that often cause bacterial meningitis?

Bacterial meningitis is caused by several different types of bacteria, including: Streptococcus pneumoniae, also called pneumococcus. Neisseria meningitidis, also called meningococcus. Haemophilus influenzae, also called Hib.

What are the lab findings for bacterial meningitis?

For a definitive diagnosis of meningitis, you’ll need a spinal tap to collect cerebrospinal fluid (CSF). In people with meningitis, the CSF often shows a low sugar (glucose) level along with an increased white blood cell count and increased protein.

What is the classification of bacterial meningitis?

There is no specific classification system for bacterial meningitis. However, it may be classified according to the age group, causative agent, clinical presentation, severity and duration of illness. Prognosis of bacterial meningitis may depend on the severity of the disease and causative agent.

How rare is bacterial meningitis?

How common is bacterial meningitis? Approximately 3,000 people in the United States — or one in 100,000 — are diagnosed with bacterial meningitis each year, most of them infants, children, college students and the elderly. Incidences of bacterial meningitis usually peak in the winter or early spring.

Where is bacterial meningitis most commonly found?

Meningococcal disease occurs worldwide, with the highest incidence of disease found in the ‘meningitis belt’ of sub-Saharan Africa. In this region, major epidemics occur every 5 to 12 years with attack rates reaching 1,000 cases per 100,000 population.

What are the complications of bacterial meningitis?

What are the serious complications of bacterial meningitis?

  • Hearing loss.
  • Cortical blindness.
  • Other cranial nerve dysfunction.
  • Paralysis.
  • Muscular hypertonia.
  • Ataxia.
  • Multiple seizures.
  • Mental motor retardation.

What labs would be elevated with meningitis?

Blood glucose, protein, CBC (complete blood count) – to evaluate and to compare with CSF levels. Procalcitonin – growing evidence suggests that measuring blood levels of procalcitonin is useful in distinguishing bacterial from viral meningitis; a high blood level is a strong indication of bacterial meningitis.

What are 3 types of meningitis?

Types of meningitis

  • Viral meningitis. Viral meningitis is the most common type of meningitis.
  • Bacterial meningitis. Bacterial meningitis is contagious and caused by infection from certain bacteria.
  • Fungal meningitis. Fungal meningitis is a rare type of meningitis.
  • Parasitic meningitis.
  • Non-infectious meningitis.