mri of brain and orbit finding a well-defined, cystic lesion with internal papillary projection at the medial aspect, occupying at

anatomy aneurysm aneurysms artery axial brain carotid cerebral cerebrovascular cerebrum check diagnosis disease dizziness embolism gadolinium head headache health hemorrhage hospital illness imaging injury intracerebral ischemia ischemic magnetic medical medicine mra mri neurology neurosurgery patient radiography radiology resonance sagittal scan sick skull stenosis stroke swelling treatment tumor vessel