STROKE PREVENTION

Question 1

Stroke risk

Answer 1

assess of patient for stroke risk and need for thromboprophylaxis

Question 2

Overall, when would you offer oral
anticoagulation for patients with AF/Atrial Flutter?

Answer 2

• Patients with a high risk of recurrence of AF (such as those with a structural
  disease)
• Prolonged history of Atrial Fibrillation (more than 12 months)
• history of failed attempts at cardioversion
• Patients whom the risk of stroke outweighs bleeding

Question 3

Assessment tool

Answer 3

CHA2DS2-VASc
Congestive HF = 1
Hypertension = 1
Age > 75 = 2, 65-74 = 1
Diabetes = 1
Stroke/TIA = 2
Vascular disease =1
Sex = female = 1

Question 4

When is thromboprophylaxis not needed?

Answer 4

Men score 0
Women score 1

Question 5

When is thromboprophylaxis needed?

Answer 5

2 or above

Question 6

Medication for thromboprophylaxis

Answer 6

1. NOAC
2. Vit K antagonist - warfarin

Question 7

What thromboprophylaxis is used for non-valvular AF?

Answer 7

NOACs

Question 8

Can aspirin be used?

Answer 8

Aspirin is less effective than warfarin in preventing emboli
Therefore should NOT be offered as monotherapy

Question 9

When can aspirin be used with regards to stroke and AF?

Answer 9

• Although aspirin is not recommended for
  PREVENTION of stroke
• It is preferred to use Aspirin in TREATING stroke in the initial phase over Warfarin