Course

Stroke risk scores (ABCD2, CHA2DS2-VASc) — what they are and limits (Advanced)

Advanced course: explains commonly referenced risk scores in stroke/TIA and AFib contexts, what they estimate, and why they don’t replace clinical judgment

FoundationsCaregiver, SurvivorAdvanced25 minPlain (6–8)

Educational only

Educational only — not medical advice.

What you'll learn

  • Understand why clinicians use risk scores
  • Know what kinds of inputs scores use
  • Understand limitations and why individual decisions vary
  • Ask how the score affects your plan

Practice check

Check your understanding

A few untimed questions. Pick an answer to see instant feedback, then continue to the next lesson.

0 of 3 answered

Question 1

1. Risk scores are estimates and do not replace clinical judgment.

Question 2

2. A risk score is used to…

Question 3

3. A good question is…