Extensor Pollicis Longus Special Tests

EPL Strength Test

To do:

With the client seated and their fingers and wrist extended.

The therapist applies a downward pressure on the back of their hand while the client resists

Positive Sign:

The client is unable to resist the force of the therapist

EPL Length Test

To do:

Get the client to flex their wrist and fingers

Positive Sign:

Restricted range of motion of a stretch felt along the muscle

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