Abnormal focal dilation of cerebral blood vessels
What is a cerebral aneurysm?
-Saccular (berry)
What are 3 types of cerebral aneurysms? -Lateral
-Fusiform
Rounded pouch-like sac attached by neck/stem to artery
What is a saccular (berry) aneurysm?
What is a lateral aneurysm? Bulge on one wall of blood vessel
Widening along all walls of vessel
What is a fusiform aneurysm?
What are the most common locations for berry aneurysms?
What is the prevalence, annual incidence, age distribution, and gender distribution for
cerebral aneurysms?
10-15% die before reaching hospital
What is the pre-hospital and 30-day mortality for aneurysms?
>50% die within first 30 days after rupture
What are risk factors/ what are intracranial aneurysms associated with?
1/3
What is a cerebral aneurysm?
-Saccular (berry)
What are 3 types of cerebral aneurysms? -Lateral
-Fusiform
Rounded pouch-like sac attached by neck/stem to artery
What is a saccular (berry) aneurysm?
What is a lateral aneurysm? Bulge on one wall of blood vessel
Widening along all walls of vessel
What is a fusiform aneurysm?
What are the most common locations for berry aneurysms?
What is the prevalence, annual incidence, age distribution, and gender distribution for
cerebral aneurysms?
10-15% die before reaching hospital
What is the pre-hospital and 30-day mortality for aneurysms?
>50% die within first 30 days after rupture
What are risk factors/ what are intracranial aneurysms associated with?
1/3