👉 Cerebrospinal meningitis, also known as meningocystis or meningococcus meningitis in English, is a bacterial infection that affects the membranes of the meninges (the outer layers of the brain and spinal cord) and can cause inflammation. Symptoms may include fever, headache, neck stiffness, and pain above the base of the skull. The exact pathogen responsible for meningocystis meningitis varies widely from one individual to another, but it is usually caused by a strain