What is the ABCD2 risk stratification for transient ischemic attack (TIA)?

Updated: Dec 03, 2018
  • Author: Ashish Nanda, MD; Chief Editor: Andrew K Chang, MD, MS  more...
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Answer

A number of risk stratification scores are available to assist in this task, but the most widely validated is the ABCD2 score. [21, 25, 26] (See Table 2 below.)

Table 2. ABCD2 Score (Open Table in a new window)

A: Age ≥60 years

1 point

: Blood pressure: Systolic ≥140 mm Hg or diastolic ≥90 mm Hg

1 point

C: Clinical features

 

Unilateral weakness with or without speech impairment

2 points

Speech impairment without unilateral weakness

1 point

D: Duration

 

≥60 min

2 points

10-59 min

1 point

D: Diabetes

1 point

Total

0-7 points


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