Thompson Test for Achilles Tendon Injury In the normal left side, squeezing the calf results in plantar flexion of the foot. In the abnormal right side, there is no movement after squeezing the calf, indicating Achilles tendon tear or rupture. Dr. Francisco Lara Pulido @trauma_modern #Thompson #Test #Achilles #Tendon #Tear #Rupture #clinical #video #ankle #sports #msk #physicalexam #orthopedics