This site is intended for healthcare professionals

Go to /sign-in page

You can view 5 more pages without signing in

ABCD 2 algorithm for risk of stroke following TIA

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

ABCD2 algorithm(1) predicts a patient's very early risk of stroke following a TIA.

The score is calculated according to 5 important clinical features:

Symbol

Clinical feature

Criterion

Point

A

Age

>= 60

1

B

Blood pressure

>= 140/90 mmHg

1

C

Clinical features of the TIA

unilateral weakness

2

speech disturbance without weakness

1

D1

Duration of symptoms

>= 60 min

2

10-59 min

1

<10 min

0

D2

Diabetes

diagnosed with diabetes?

1

The corresponding 2 day risks for a subsequent stroke are:

ABCD2 score

Risk of stoke at 2 days

0-3

1%

4-5

4%

6-7

8%

 

Reference:


Related pages

Create an account to add page annotations

Annotations allow you to add information to this page that would be handy to have on hand during a consultation. E.g. a website or number. This information will always show when you visit this page.