Meningitis
Meningitis is a chronic condition that kills very fast if left untreated. It is an inflammation of the meninges surrounding the spinal cord and the brain. Various pathogens such as fungi, bacteria and viruses, among other parasites, cause the inflammation. In some cases, complications due to other illnesses or medications can cause meningitis. Acute bacterial meningitis is life-threatening to the closeness of the swelling to the spinal cord and the brain.