Cincinnati Prehospital Stroke Scale
Three-sign prehospital stroke screen.
Inputs
Facial droop (one side does not move as well)
Arm drift (one arm drifts down)
Abnormal speech (slurred, wrong words, or mute)
Worked calculation
Your values are highlighted.
- Criteria present
When to use
- Suspected stroke in the field or triage.
Pearls and pitfalls
- One abnormal sign: about 72% probability of stroke; all three: above 85%.
- Note last known well time.
Why use
Fast, teachable, reliable.
Positive if any criterion is present