Definition: Benign and malignant neoplastic processes that arise from or secondarily involve the meningeal coverings of the brain and spinal cord.
coord IM with histol type of neopl (IM); for intracranial or spinal meningioma, see note on MENINGIOMA; intradural extramedullary neopl do not go here: index under SPINAL CORD NEOPLASMS & do not try to locate "intradural" or "extramedullary"; meningeal l
ExamplesMeningeal Carcinomatosis; Meningioma