Bacteria that enter the bloodstream and travel to the brain and spinal cord cause acute bacterial meningitis. But it can also occur when bacteria directly invade the meninges. This may be caused by an ear or sinus infection, a skull fracture, or — rarely — some surgeries.

How did meningitis begin?

Bacterial meningitis occurs when these bacteria get in your bloodstream and travel to your brain and spinal cord to start an infection. Most bacteria that cause this form of infection are spread through close personal contact, such as: coughing. sneezing.

Where is meningitis most commonly found?

Meningococcal disease occurs worldwide, with the highest incidence of disease found in the 'meningitis belt' of sub-Saharan Africa. In this region, major epidemics occur every 5 to 12 years with attack rates reaching 1,000 cases per 100,000 population.