basilar artery anterior inferior cerebellar artery superior cerebellar artery posterior cerebral...

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Page 1: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to
Page 2: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Basilar Artery

• Anterior inferior cerebellar artery• Superior cerebellar artery• Posterior cerebral artery

– Posterior choroidal arteries

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

Page 3: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to
Page 4: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to
Page 5: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Vertebral Artery• Dural entry• Anterior spinal artery• Ant/post meningeal arteries• Posterior inferior cerebellar artery

– Anterior medullary segment– Lateral medullary segment– Tonsillomedullary– Telovelotonsillar– Cortical

Page 6: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to
Page 7: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Venous Anatomy

• Superficial vs deep veins

• Sinuses

• Symptoms with venous congestion

Page 8: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Clinical Cases

Page 9: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Subarachnoid Hemorrhage

• 71 year old man• Headache, no deficit• Interpeduncular blood

Page 10: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Cause of Subarachnoid Hemorrhage?

Page 11: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Pre-nidal Aneurysm

Page 12: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Selective Posterior Cerebral Arteries

Page 13: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Post- treatment

Page 14: Basilar Artery Anterior inferior cerebellar artery Superior cerebellar artery Posterior cerebral artery –Posterior choroidal arteries Blood supply to

Risk of Bleed Eliminated?

• Incomplete L IIIrd n palsy

• No other deficits• Treatment of AVM