Definition of Meningitis - tuberculous:

Tuberculous meningitis is an infection of the meninges (the membranes covering the brain and spinal cord). It is caused by Mycobacterium tuberculosis, the bacteria that causes tuberculosis.

Causes, incidence, and risk factors:

Tuberculous meningitis is caused by the spread of Mycobacterium tuberculosis to the brain, from another site in the body. The symptoms usually begin gradually. Risk factors include a history of pulmonary tuberculosis, excessive alcohol use, AIDS, or other disorders that compromise the immune system.

Tuberculous meningitis is a very rare disorder.