Course

Basilar artery occlusion — coma risk, posterior circulation signs, and CTA/MRI detection (Advanced)

Advanced course: basilar artery occlusion can deteriorate rapidly and present with dizziness, double vision, severe weakness, or coma. Learn detection workflow (CT, CTA, MRI DWI), and why urgent vessel imaging matters

FoundationsCaregiver, SurvivorAdvanced55 minPlain (6–8)

Educational only

Educational only — not medical advice.

What you'll learn

  • Recognize basilar occlusion as a time-critical emergency
  • Identify symptom clusters that suggest posterior circulation catastrophe
  • Understand CT vs CTA vs MRI roles
  • Know questions about monitoring, airway, and repeat 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

Question 1

1. Basilar artery occlusion can be life-threatening and needs emergency evaluation.

Question 2

2. CTA is important because it…

Question 3

3. MRI DWI helps by…