Blood Supply Flashcards
What three arteries are near CNIII
Superior cerebellar a.
Posterior cerebral a.
Posterior communicatng a.
What three arteries are near CN II
Internal carotid
Anterior cerebral
Anterior communicating
What arteries are near CN VI
Anterior/inferior cerebellar a.
Internal acoustic a.
What artery is near CN V
Superior cerebellar a.
Symptoms of a epidural hematoma
May or may not lose consciousness. May have speech issues, etc. Person can die.
CT shape of epidural hematoma
lens shaped
What type of hemorrage is a subdural hematoma
venous
Ct shape of subdural
crescent shaped
Where is the aneurysm of a subarachnoid hemmorhage located
aneurysm is in circle of willis, quite often from cerebral a.
symptoms of subarachnoid hemorrhage
worst headache of life
What defines a subpial hemorrhagic stroke
bleeding within the brain tissue itself
what defines a subfalcine herniation
lesion in supratentorial compartment that pushes brain into tissue under falx cerebri.
What does the CT of a subfalcine herniation look likek
falx cerebri will be bent
What defines a transtentorial herniation
compression of of CN and can compress past cerebral and basilar a. Brain is displaced toward tentorial notch.
What does the CT look like for a tentorial herniation
can see hemorrhage, and that brain will be pushed inferiorly
