Cerebrospinal meningitis
Cerebrospinal Meningitis Cerebrospinal meningitis is inflammation of the layers of tissue that cover the brain and spinal cord (meninges) and of the fluid-filled space between the meninges (subarachnoid space). The brain and spinal cord are covered by three layers of tissue called meninges .These layers are the dura mater (outermost), arachnoid membrane (middle), and pia mater (innermost). Between the arachnoid membrane and pia mater is the subarachnoid space. This space contains cerebrospinal fluid, which flows through the meninges, fills the spaces within the brain, and helps cushion the brain and spinal cord. Meningitis is most often caused by infection with microorganisms such as bacteria, viruses, or fungi. However, certain drugs and disorders that are not infections occasionally cause meningitis (called noninfectious meningitis). These disorders include sarcoidosis, Behçet syndrome, brain cancer, and cancers that have spread to the meninges, including...
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