Transient Ischemic Attack (TIA) ABCD Scoring System

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Age (A)

＞60 years

Blood Pressure (B)

Systolic BP >140mmHg or Diastolic BP >90mmHg (1mmHg=0.133kPa)

Clinical Symptoms (C)

Unilateral weakness

Speech disturbance without weakness

Duration of Symptoms (D)

＞60min

10~59min

Diabetes (D)

Yes

Multiple (within 7 days) Transient Ischemic Attacks (D)

Yes

Imaging Examination (I)

Ipsilateral carotid artery stenosis ≥50%

DWI examination shows high signal

ABCD Score:

ABCD 2 Score:

ABCD 3 Score:

ABCD 3-I Score:

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