Pronator Drift
February 15th, 2021
Overview
Pronator drift is a simple screening tool for motor pathology, and can be used to identify potential cerebellar or proprioceptive dysfunction depending on the patient's response.
How to Elicit
- Ask the patient to extend their arms out in front of them with palms facing up and close their eyes for thirty seconds
Interpretation
- No movement - normal
- Down and pronation - muscular weakness
- Up and pronation - cerebellar disease
- All directions - loss of proprioception
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