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