a saccular brain aneurysm, 3d

brain aneurysm saccular berry middle cerebral artery mca 3d illustration vascular pathology neurology stroke hemorrhage rupture cerebrovascular blood vessel medical neuroscience neuroanatomy angiography disease hemorrhagic circulation thrombosis art health scan neuroimaging intracranial aneurysmal flow anatomy science clinical radiology angiogram research neurological system neuron vasculature black background embolism