Stereotactic radiosurgery, Endarterectomy, Microvascular surgery, Carotid angioplasty and stenting, Minimally invasive ...surgery, Ependymoma, Oligodendroglioma, Glioblastoma, Neurofibromatosis, Chordoma, Glioma, Brain tumor, Brain aneurysm, Cavernous hemangioma, Central nervous system vascular malformations, Arteriovenous malformation, Astrocytoma, Pituitary tumor, Neurofibroma, Brain metastasis, Acoustic neuroma, Choroid plexus papilloma, Spinal cord tumor, Vascular malformation, Moyamoya disease, Meningioma