Meningitis is a dangerous medical disorder marked by inflammation of the meninges, which are the membranes that coat the brain
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Meningitis is a dangerous medical disorder marked by inflammation of the meninges, which are the membranes that coat the brain and spinal cord. Numerous pathogens, including as bacteria, viruses, fungi, and, in rare cases, parasites, might be the source of this inflammation. The two most prevalent types of meningitis are bacterial and viral; bacterial meningitis is more serious and can be fatal if left untreated. Certain bacteria, such as Neisseria meningitidis, Streptococcus pneumoniae, and Haemophilus influenzae type b (Hib), are frequently the cause of bacterial meningitis. Direct contact with an infected person or respiratory droplets are two ways in which these germs might spread. If antibiotics are not taken promptly, bacterial meningitis can spread quickly and result in consequences like brain damage, hearing loss, convulsions, and even death. Most often, common viruses including enteroviruses, herpes simplex virus, and mumps virus cause viral meningitis. Viral meningitis can nevertheless result in serious discomfort and problems even though it is typically less severe than bacterial meningitis. The majority of viral meningitis cases resolve on their own in a matter of weeks without the need for special care. Supportive therapy, however, can be required to reduce symptoms like fever, headaches, and stiff necks. Fungal meningitis is uncommon and typically affects people receiving immunosuppressive therapy or those with compromised immune systems, such as those with HIV/AIDS. Cryptococcus neoformans and Candida species are examples of fungal pathogens that can cause slow-moving chronic meningitis that may need long-term antifungal therapy. Although very rare, people who are exposed to specific parasites found in contaminated soil or water may develop parasitic meningitis. The most well-known parasite linked to meningitis is the free-living amoeba Naegleria fowleri, which is found in warm freshwater lakes and rivers. Naegleria fowleri infection, also known as primary amebic meningoencephalitis (PAM), is extremely rare yet almost usually lethal. Prompt identification and management of meningitis are essential for averting complications and enhancing results. Meningitis can cause fever, excruciating headaches, stiff necks, nausea, vomiting, light sensitivity, and altered mental status. If meningitis is suspected, you should see a doctor right away because certain diagnostic procedures, such lumbar punctures, may be needed to confirm the diagnosis and choose the best course of action.
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