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Cryptococcus (Cryptococcal meningitis) - it is thought to be acquired through inhalation of soil contaminated with bird droppings. C. neoformans is the most common pathogen to cause fungal meningitis. Aspergillus - Aspergillus infections account for 5% of fungal infections involving the central nervous system.
Meningococcal meningitis is a form of bacterial meningitis. Meningitis is a disease caused by inflammation and irritation of the meninges, the membranes surrounding the brain and spinal cord. In meningococcal meningitis this is caused by the bacteria invading the cerebrospinal fluid and circulating through the central nervous system. Sub ...
The term aseptic meningitis refers to cases of meningitis in which no bacterial infection can be demonstrated. This type of meningitis is usually caused by viruses, but it may be due to bacterial infection that has already been partially treated, when bacteria disappear from the meninges, or when pathogens infect a space adjacent to the ...
[6] [7] Suspicion of meningitis is a medical emergency and immediate medical assessment is recommended. Current guidance in the United Kingdom is that if a case of meningococcal meningitis or septicaemia (infection of the blood) is suspected, intravenous antibiotics should be given and the ill person admitted to the hospital. [8]
Meningococcal vaccine refers to any vaccine used to prevent infection by Neisseria meningitidis. [9] Different versions are effective against some or all of the following types of meningococcus: A, B, C, W-135, and Y. [9] [10] The vaccines are between 85 and 100% effective for at least two years. [9]
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When looking at the most common causes of meningitis, 8.3% are due to herpes simplex virus. [8] HSV-2 specifically is the most common cause of meningitis in adults. [6] Herpesviral meningitis primarily affects people aged 35–40, the elderly, and women. [9] Between 20% and 50% of cases have clinical recurrences. [3]
Viral meningitis, also known as aseptic meningitis, is a type of meningitis due to a viral infection. It results in inflammation of the meninges (the membranes covering the brain and spinal cord). Symptoms commonly include headache, fever, sensitivity to light and neck stiffness. [1] Viruses are the most common cause of aseptic meningitis.