computed tomography angiography or CTA of the brain 3D Rendering image show vessel of the brain rotating on the screen

cat scan machine neurosurgery tomography people research medical equipment surgery medical test radiation anatomy technology patient thailand vascular bundle body part 4k hospital headache medical scan illness cerebrum arteriogram stroke - illness aneurysm data digitally generated digital generated mri scan cat scan medical scanner medicine human internal organ human brain head human head scientific imaging technique heathcare blood vessel skull medical exam artery medical x-ray