Course
Brain AVMs — hemorrhage risk, imaging (CTA/MRA/DSA), and what ‘nidus’ means (Advanced)
Advanced course: arteriovenous malformations (AVMs) are abnormal artery-to-vein connections that can bleed. Learn key terms (nidus), how CT/MRI detect hemorrhage and associated injury, and how CTA/MRA and catheter angiography map vessels
FoundationsCaregiver, SurvivorAdvanced55 minPlain (6–8)
Educational only
Educational only — not medical advice.
What you'll learn
- Understand AVM as abnormal artery-to-vein connection
- Recognize hemorrhage presentations that require emergency care
- Understand CTA/MRA vs DSA roles for vessel mapping
- Ask questions about follow-up imaging and prevention of re-bleed
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