Spetzler-Ponce Classification (Cerebral AVM)
Spetzler-Ponce classification (Spetzler 2011) of a cerebral arteriovenous malformation (Classes A/B/C) - a 3-tier simplification of the 5-tier Spetzler-Martin grade, grouping grades with similar surgical outcomes.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Spetzler-Ponce class
- Class C - Spetzler-Martin grade IV-V
Result: Spetzler-Ponce Class C: Spetzler-Martin grade IV-V; the highest surgical risk.
The tool opens with these values already filled in. Replace them with your own.
What the result means
- Class A
- Spetzler-Martin grade I-II; the lowest surgical risk.
- Class B
- Spetzler-Martin grade III; intermediate surgical risk.
- Class C
- Spetzler-Martin grade IV-V; the highest surgical risk.
What you enter
- Spetzler-Ponce class
How this is calculated
Spetzler RF, Ponce FA. A 3-tier classification of cerebral arteriovenous malformations. Clinical article. J Neurosurg. 2011;114(3):842-849. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.