ABCD² Score Calculator

Sponsored

Advertising placement

ABCD² Score

Clinical Decision Tool

Estimates early stroke risk after a suspected transient ischaemic attack using five clinical factors.

Age 60 Years or Older

No 0 Yes +1

Initial Blood Pressure at Least 140/90 mmHg

No 0 Yes +1

Clinical Features

Unilateral weakness +2 Speech disturbance without weakness +1 Other symptoms 0

Duration of Symptoms

Less than 10 minutes 0 10–59 minutes +1 60 minutes or longer +2

Diabetes Mellitus

No 0 Yes +1

☆ Log in to save Save this calculator to your MediCalc account.

Log in to save incomplete calculator progress and return later.

Log in to save progress

Clinical Decision Support Only

MediCalc calculators are intended to support qualified healthcare professionals and must not replace professional clinical judgement. Do not enter patient-identifiable information into Saved Progress.

Read our Clinical Disclaimer

CLINICAL TOOLS

BMI
BSA
CHA2 DS2 VASC
Cockcroft–Gault
Corrected Calcium
Ideal Body Weight (Devine)
Wells Score for Pulmonary Embolism
Browse All Calculators & Tools

MORE

FAQ
Advertising
HCP Verification
NHS
BMJ

ABOUT MEDICALC

PRIVACY POLICY
COOKIE POLICY
TERMS OF USE
CLINICAL DISCLAIMER & LEGAL INFORMATION
CONTACT

Your privacy choices

MediCalc uses necessary cookies to provide secure accounts and essential website functions. With your permission, we also use analytics cookies to understand how the website is used and improve our clinical tools.

Privacy Policy Cookie Policy

Cookie preferences

Choose which optional cookies MediCalc may use.

Necessary

Required for login, security, account access and consent storage.

Always active

Analytics

Helps us understand site usage and improve MediCalc.