Corpus3D

Ankle and foot

Thompson test

Simmonds test

What you examine
Complete rupture of the Achilles tendon.
Procedure
Prone with the feet over the edge. Squeeze the calf musculature.
Positive when
The foot does not move into plantar flexion.
What the test is worth
High sensitivity and specificity for a complete rupture.
Caution
In a partial rupture the test can be negative while there is definitely an injury.
Joint
Ankle joint (talocrural joint)
Body region
Ankle and foot

Structures involved