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Meningitis is an inflammation of the protective membranes covering the brain and spinal cord. It can be caused by bacteria, viruses, or other pathogens.
Encephalitis is similar to meningitis but specifically refers to inflammation of the brain itself.
Bacterial Meningitis: This term refers to meningitis caused by bacterial infection.
Viral Meningitis: This term refers to meningitis caused by viral infection.