Stroke Flashcards
What is a stroke?
Disrupted blood supply to the brain, causing ischaemia and focal neuropathy
What are the two types of stroke?
Haemorrhagic
Ischaemic/obstructive
Which is the most common type of stroke?
Ischaemic
What happens to cause haemorrhagic stroke?
Weakened blood vessel wall due to inflammation/aneurysm/drugs/hypertension causes bleeding, reducing blood supply to brain
What 3 things cause ischaemic stroke?
Thrombus
Embolus
Hypoperfusion
Statin therapy is recommended in all stroke patients. True/False?
False
Not recommended in haemorrhagic stroke
High levels of which metabolite is assoc. with increased risk of stroke?
Cysteine (homocysteinemia)
How does a TIA differ from a stroke?
It doesn’t tend to cause brain damage; acts as a “warning” that a future stroke will occur
Give examples of some stroke mimics
Hypoglycaemia
Seizure
Migraine
What are first line investigations for stroke?
CT of brain
MRI
both with/without angiography