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28 Cards in this Set
- Front
- Back
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Define Cerebral angiography
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Radiography of the cerebrovascular system through the introduction of CM into a vessel
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What does injection into the carotid arteries visulaize
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anterior + middle parts of the brain
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What does injection into the vertebrals + basilar arteries visualize
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Posterior brain
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Where does the right common carotid artery originate?
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Innominate artery
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Where does the left common carotid artery originate?
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Aortic arch
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What do the R+L CCA divide into?
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ICA, ECA
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What does the ICA bifurcate into?
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Anterior cerebral artery - ant frontal lobe
Middle cerebral artery - lateral cerebrum |
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Where do the Vertebral arteries enter the skull?
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Foramen magnum
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What do the vertebral arteries supply?
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Posterior fossa (cerebellum)
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Where does the RVA originate?
Where does the LVA originate? |
R subclavian artery
L subclavian artery |
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Where does the RVA originate?
Where does the LVA originate? |
R subclavian artery
L subclavian artery |
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What do the vertebral arteries form?
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Basilar artery
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What does the basilar artery bifurcate into?
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R+L posterior cerebral arteries
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What vessels form the circle of willis?
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2 anterior cerebral arteries
Anterior communicating artery 2 internal carotid arteries 2 Posterior cerebral arteries Posterior communicating artery |
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Which veins drain deoxygenated blood from the intracranial area
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jugular veins
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Where do the internal + external jugular veins drain?
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Brachiocephalic veins
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Where do the brachiocephalic veins drain?
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SVC then R atrium
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What are the indications for cerebral angiography?
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Atherosclerosis
thrombosis Carotid stenosis AVM aneurysm tumor |
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What is the preprocedural care for cerebral angiography?
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US
hisotry lab values vitals palpate carotid pulses |
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What artery is catheterized for cerebral angiography?
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Femoral artery
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What is the end of the catheter like for cerebral angiography?
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Single end hole, no side holes
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What is a risk of side holes?
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thrombus formation
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What are the complications of cerebral angiography?
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Allergic reaction
Seizures embolus -CVA |
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What are the findings of a cerebral angiography?
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Aneurysm - berry
AVM Traumatic intracranial bleeds Tumor Atherosclerosis |
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Where are most aneurysms found?
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Circle of Willis
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What are the 3 types of intracranial bleeds?
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subdural, epidural, intracerebral
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What is found about a tumor from cerebral angiography?
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location, direction of displaced vessels, vascularity
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Who invented crebral angiography?
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Egas Moniz 1927
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