Course
Vertebral artery dissection — posterior circulation stroke mechanism and CTA/MRA detection (Advanced)
Advanced course: vertebral artery dissection can cause posterior circulation ischemic stroke (dizziness, imbalance, brainstem symptoms). Learn presentation clues and how CTA/MRA evaluate it
FoundationsCaregiver, SurvivorAdvanced50 minPlain (6–8)
Educational only
Educational only — not medical advice.
What you'll learn
- Understand vertebral dissection as a tear in the artery wall (high-level)
- Recognize posterior circulation symptom clusters that can occur
- Understand CTA/MRA role in detection and why CT head alone may be insufficient
- Know questions about meds, activity restrictions, and follow-up imaging
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