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28 Cards in this Set

  • Front
  • Back
Define Cerebral angiography
Radiography of the cerebrovascular system through the introduction of CM into a vessel
What does injection into the carotid arteries visulaize
anterior + middle parts of the brain
What does injection into the vertebrals + basilar arteries visualize
Posterior brain
Where does the right common carotid artery originate?
Innominate artery
Where does the left common carotid artery originate?
Aortic arch
What do the R+L CCA divide into?
ICA, ECA
What does the ICA bifurcate into?
Anterior cerebral artery - ant frontal lobe
Middle cerebral artery - lateral cerebrum
Where do the Vertebral arteries enter the skull?
Foramen magnum
What do the vertebral arteries supply?
Posterior fossa (cerebellum)
Where does the RVA originate?


Where does the LVA originate?
R subclavian artery


L subclavian artery
Where does the RVA originate?


Where does the LVA originate?
R subclavian artery


L subclavian artery
What do the vertebral arteries form?
Basilar artery
What does the basilar artery bifurcate into?
R+L posterior cerebral arteries
What vessels form the circle of willis?
2 anterior cerebral arteries
Anterior communicating artery
2 internal carotid arteries
2 Posterior cerebral arteries
Posterior communicating artery
Which veins drain deoxygenated blood from the intracranial area
jugular veins
Where do the internal + external jugular veins drain?
Brachiocephalic veins
Where do the brachiocephalic veins drain?
SVC then R atrium
What are the indications for cerebral angiography?
Atherosclerosis
thrombosis
Carotid stenosis
AVM
aneurysm
tumor
What is the preprocedural care for cerebral angiography?
US
hisotry
lab values
vitals
palpate carotid pulses
What artery is catheterized for cerebral angiography?
Femoral artery
What is the end of the catheter like for cerebral angiography?
Single end hole, no side holes
What is a risk of side holes?
thrombus formation
What are the complications of cerebral angiography?
Allergic reaction
Seizures
embolus
-CVA
What are the findings of a cerebral angiography?
Aneurysm - berry
AVM
Traumatic intracranial bleeds
Tumor
Atherosclerosis
Where are most aneurysms found?
Circle of Willis
What are the 3 types of intracranial bleeds?
subdural, epidural, intracerebral
What is found about a tumor from cerebral angiography?
location, direction of displaced vessels, vascularity
Who invented crebral angiography?
Egas Moniz 1927