EVT Decision Tool

2026 AHA/ASA Stroke Guidelines – Endovascular Thrombectomy

COR 1 – Strong recommendation
COR 2a – Reasonable
COR 2b – May be considered
COR 3 – No benefit / Harm
IDD – Insufficient data

What is the patient's age?

Select the age group that best fits.

Is there a large vessel occlusion (LVO)?

Is there a large vessel occlusion (LVO)?

Time from stroke onset?

Is there salvageable brain tissue on imaging?

Is there a large vessel occlusion (LVO)?

Time from stroke onset?

Is there salvageable brain tissue on imaging?

Is there salvageable brain tissue on imaging?

What vessel is occluded?

Select the primary occlusion type on imaging.

Time from stroke onset?

ASPECTS score on imaging?

Alberta Stroke Program Early CT Score (0–10)

Baseline functional status (pre-stroke mRS)?

Baseline functional status (pre-stroke mRS)?

Baseline functional status (pre-stroke mRS)?

ASPECTS score on imaging?

Baseline functional status (pre-stroke mRS)?

Baseline functional status (pre-stroke mRS)?

Time from stroke onset?

ASPECTS score?

Baseline functional status (pre-stroke mRS)?

Time from stroke onset?

PC-ASPECTS score?

Posterior Circulation ASPECTS

Baseline mRS and stroke severity?