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cerebrovascular_review

cerebrovascular_review - Cerebrovascular Review...

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Cerebrovascular Review Cerebrovascular Review Jobi Whiting, M.D.
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Cerebral Blood Supply Cerebral Blood Supply Four vessels Paired internal carotid arteries Paired Vertebral Arteries Join to form single basilar artery
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Cerebral Blood supply Cerebral Blood supply Dual Circulations Anterior Bilateral internal carotid arteries Posterior Bilateral vertebral arteries Single basilar artery
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Cerebral Blood Supply Cerebral Blood Supply Dual Circulations Anterior Bilateral internal carotid arteries Posterior Bilateral vertebral arteries Single basilar artery Separated by tentorium
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Cerebral Blood Source Cerebral Blood Source Heart 20% of cardiac output destined for brain Aortic Arch First 3 major branches go to or send branches to intracranial space Brachiocephalic (innominate) First branch right common carotid artery Left common carotid Left subclavien First branch left vertebral artery
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Internal Carotid Artery Internal Carotid Artery Paired arteries Major source of anterior intracranial blood supply Common carotid artery bifurcates @ level of C3- C5 in neck Internal carotid No extracranial branches External carotid Supplies scalp, face, dura
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Internal Carotid Artery Internal Carotid Artery
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  • Fall '11
  • Dr.Aslam
  • Internal carotid artery, Arteries of the head and neck, Anterior cerebral artery, Middle cerebral artery, basilar artery

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