Course

Intracranial atherosclerotic disease (ICAD) — stenosis, artery-to-artery emboli, and CTA/MRA follow-up (Advanced)

Advanced course: intracranial artery narrowing can cause strokes through low flow or artery-to-artery emboli. Learn symptom patterns, how CTA/MRA describe stenosis, and what prevention/follow-up questions to ask

FoundationsCaregiver, SurvivorAdvanced55 minPlain (6–8)

Educational only

Educational only — not medical advice.

What you'll learn

  • Understand ICAD as narrowing in brain arteries (high-level)
  • Recognize low-flow vs embolic mechanisms
  • Understand how CTA/MRA describe stenosis and why follow-up imaging may be done
  • Ask high-yield questions about medical management and risk factor targets

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. Intracranial stenosis can cause stroke through both low flow and artery-to-artery emboli mechanisms.

Question 2

2. CTA/MRA can show…

Question 3

3. A useful prevention focus is…