Course

CT/MR perfusion imaging — penumbra vs core and how maps guide urgent decisions (Advanced)

Advanced course: perfusion imaging estimates blood flow patterns to distinguish likely irreversibly injured core from potentially salvageable penumbra in selected cases. Learn what maps mean and limits

FoundationsCaregiver, SurvivorAdvanced30 minPlain (6–8)

Educational only

Educational only — not medical advice.

What you'll learn

  • Understand ‘core’ vs ‘penumbra’ at a high level
  • Know what perfusion imaging is used for in selected acute decisions
  • Recognize limits and why results are interpreted with clinical context
  • Ask what the imaging suggests for treatment options

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. Perfusion imaging can help estimate potentially salvageable brain tissue in selected cases.

Question 2

2. Penumbra refers to…

Question 3

3. A key question is…