Swelling and pain in the heel tendon, the following causes are common: first, Achilles tendon terminal disease, the Achilles tendon in the process of repeated pulling easily inflammation, and will be the Achilles node local bone spur injury, the patient will show the heel tendon swelling and pain symptoms, MRI can show the Achilles tendon inflammation, the bursa below the Achilles tendon inflammation and bony hyperplasia around the heel bone. Secondly, Achilles tendon rupture is easy to occur during strenuous exercise, especially jumping movements, the patient will show obvious swelling and pain symptoms in the heel, walking function will also be affected, the patient can no longer carry out sports, MRI can show that the integrity and continuity of the Achilles tendon is interrupted. The above judgment can determine the cause of heel tendon swelling and pain and use active treatment that can lead to gradual relief or even complete disappearance of symptoms.