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Basilar Artery PowerPoint PPT Presentation


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Basilar Artery. Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery Posterior choroidal arteries Blood supply to the thalamus, midbrain, pons, medulla, cerebellum. Vertebral Artery. Dural entry Anterior spinal artery Ant/post meningeal arteries

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Basilar Artery

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Basilar artery l.jpg

Basilar Artery

  • Anterior inferior cerebellar artery

  • Superior cerebellar artery

  • Posterior cerebral artery

    • Posterior choroidal arteries

  • Blood supply to the thalamus, midbrain, pons, medulla, cerebellum


Vertebral artery l.jpg

Vertebral Artery

  • Dural entry

  • Anterior spinal artery

  • Ant/post meningeal arteries

  • Posterior inferior cerebellar artery

    • Anterior medullary segment

    • Lateral medullary segment

    • Tonsillomedullary

    • Telovelotonsillar

    • Cortical


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Venous Anatomy

  • Superficial vs deep veins

  • Sinuses

  • Symptoms with venous congestion


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Clinical Cases


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Subarachnoid Hemorrhage

  • 71 year old man

  • Headache, no deficit

  • Interpeduncular blood


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Cause of Subarachnoid Hemorrhage?


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Pre-nidal Aneurysm


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Selective Posterior Cerebral Arteries


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Post- treatment


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Risk of Bleed Eliminated?

  • Incomplete L IIIrd n palsy

  • No other deficits

  • Treatment of AVM


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