- 10 g monofilament
- Good lighting
- Comfortable place for the patient to put their feet up
- Foot cleaning station or clean drape and non-sterile gloves
- Remove patient’s shoes and socks, place feet on towel or drape.
- Provider may wear gloves.
- Have the patient expose the soles of their feet under good lighting.
- Using your hand, demonstrate that the monofilament is flexible, not sharp.
- Demonstrate the monofilament on patient’s hand so they have a point of reference.
- Instruct the patient to close their eyes and respond with “yes” when they feel the monofilament on their feet.
- For each foot, test the great toe and the first, third and fifth metatarsals.
- Starting with the great toe, place the monofilament perpendicular to the skin. Press until the monofilament bends, hold for one second, and then release.
- An abnormal test result occurs when the patient cannot feel the monofilament in any one of the areas.