pathology of cerebrovascular disease Flashcards
1
Q
What is a stroke
A
Focal neurological deficit affecting a specific regiom of the central nervous system due to disruption of blood supply
2
Q
What are the main causes of interrupted blood supply
A
- Atheroma and thrombus
- Thromboembolism
- Ruptured aneurysm
3
Q
Where is the usual thrombus which emboises to the brain
A
A thrombus from the left atrial appendage due to atrial fibrillation and the stagnis of blood
4
Q
A
5
Q
What causes the formation of an aneurysm
A
Weakening of a wall + hypertension
6
Q
What is the most common cause of subarachnoid haemorrhage
A
Berry aneurysm
