Meningococcal disease is caused by the Neisseria Meningitidis bacteria. Meningitis B is one of the several types that can infect the meninges — the lining of the brain and spinal cord. It can also cause an infection of the blood called bacteremia, or blood poisoning.

It is important to seek immediate treatment if a person is exhibiting any symptoms, and to tell a doctor about any potential exposure to meningitis. Early treatment gives a person a better chance of surviving without long-term disabilities.

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