CHA2DS2-VASc and HAS-BLED scores

Question 1

What disease state are the CHA2DS2-VASc and HAS-BLED scores used in?

Answer 1

Only Used in AFIB*

Question 2

What risk factors does the CHA2DS2-VASc score assess for?

Answer 2

Stroke

Systemic VTE

Question 3

What risk factors does the HAS-BLED score assess for?

Answer 3

Bleeding

Question 4

What are the 8 components associated with the CHA2DS2-VASc score?

Answer 4

C: congestive heart failure
H: hypertension
A (2): age > or =75 years
D: diabetes
S (2): stroke/TIA
-
V: vascular disease
A: age 65-74 years
Sc: female

Question 5

What two components of the CHA2DS2-VASc score have 2 points associated with them?

Answer 5

Age > or = 75 years

Stroke/TIA

Question 6

What are the 7 components associated with the HAS-BLED score?

Answer 6

H: hypertension (SBP >160)
A: abnormal renal and liver function
S: stroke
-
B: bleeding tendency/predisposition
L: labile INR’s (if on warfarin)
E: age > 65 years
D: drugs or alcohol

Question 7

What two components of the HAS-BLED score have 2 points associated with them?

Answer 7

Abnormal renal and liver function (1 each)

Drugs or alcohol (1 each)

Question 8

What score on CHA2DS2-VASc indicates that a patient needs to receive oral anticoagulation?

Answer 8

> or = 2

Question 9

What score on the HAS-BLED indicates that a patient has a high bleeding risk?

Answer 9

> or = 3

Question 10

If a patient receives a score of 3 or higher on the HAS-BLED, what does this mean for their treatment?

Answer 10

*HAS-BLED cannot be used on its own to exclude patients from oral anticoagulation therapy

*All HAS-BLED does is identify bleeding risks that can then possibly be corrected (such as hypertension)

*HAS-BLED shows what patients should have anticoagulants be used with caution and should be regularly reviewed