A<unk>  is a type of soft-tissue sarcoma that originates in the pericytes in the walls of capillaries. When inside the nervous system, although not strictly a meningioma tumor, it is a meningeal tumor with a special aggressive behavior. It was first characterized in 1942.
Hemangiopericytoma
Meningioma
Oligoastrocytoma
Astrocytoma
Hemangioblastoma
Schwannomatosis
Fibrillary astrocytoma
Schwannoma