Stroke II Flashcards Preview

Year 2 Neurology > Stroke II > Flashcards

Flashcards in Stroke II Deck (10)
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1
Q

what is the most important (modifiable) risk factor for stroke?

A

HTN

2
Q

what are the antiplatelet agents for stroke?

A
  • aspirin
  • ticlopidine
  • clopidogrel
  • dipyridamole XR plus aspirin
3
Q

what is the role of warfarin for strokes? what specific condition is it good for?

A
  • prevention

- atrial fibrillation

4
Q

what are the non vitamin K antagonists NOACs? what is their role in stroke?

A
  • direct thrombin inhibitor (dabigatran)
  • Xa inhibitor (rivaroxaban, apixaban)

may be superior to warfarin in atrial fibrillation

5
Q

the antiplatelet agents are used for ___________ (primary / secondary) prevention of stroke

A

secondary

6
Q

if strokes are due to a cardioembolic cause, what agent is indicated?

A

warfarin

7
Q

if the core of a stroke is dead, what is the tissue that is at risk?

A

penumbra

8
Q

what are the strategies for acute stroke treatment?

A
  • increase cerebral blood flow

- neuroprotection

9
Q

what imaging test must be ordered immediately upon stroke suspicion?

A

head CT without contrast

10
Q

what is the treatment of choice in acute ischemic stroke? when must it be given?

A
  • tPA

- give within 4.5 hours