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Posted on Apr 19, 2022

What are the two main types of Meningitis & their symptoms

Viral and bacterial infections are the most common factor  of meningitis. There are several  other forms of meningitis. Like  as  include cryptococcal, which is caused by a fungal infection, and carcinomatous, which is cancer-related. These types are less common.

Viral meningitis

Viral meningitis is the most  important and common type of meningitis. Viruses in the Enterovirus category cause 85 %  of cases. These are more common during the summer and fall, as follows:-

  • Coxsackievirus A
  • Coxsackievirus B
  • Echoviruses

Bacterial meningitis is contagious and caused by infection from certain bacteria. It is dangerous  if left undiagnosed. Between 5 to 40 % of children and 20 to 50 % of adults with this condition die.

The most common types of bacteria that cause bacterial meningitis are follows:-

  • Streptococcus pneumoniae, which is basically situated  in the respiratory tract, sinuses, and nasal cavity and can cause known as  pneumococcal meningitis.
  • Neisseria meningitidis, which is surrounding through saliva and other respiratory fluids and causes what’s known as meningococcal meningitis.
  • Haemophilus influenza, which can cause not only meningitis but infection of the blood, inflammation of the windpipe, cellulitis, and infectious arthritis
  • Listeria monocytogenes, which are foodborne bacteria

Viral meningitis symptoms

Viral meningitis in infants may cause:

  • Decreased appetite
  • Irritability
  • Sleepiness
  • Fever

In adults, viral meningitis may cause:

  • Headaches
  • Fever
  • Stiff neck
  • Seizures
  • Sensitivity to bright light
  • Sleepiness
  • Vomiting
  • Less appetite

Bacterial meningitis symptoms

Bacterial meningitis symptoms develop suddenly. They may include:

  • Psychological status
  • Nausea
  • Vomiting
  • Sensitivity to light
  • Irritability
  • Headache
  • Fever
  • Chills
  • Stiff neck