This term refers to inflammation of the Achilles Tendon. Pain in this area of the foot and ankle can indicating a severe problem and all physical activity should be stopped immediately until you are seen and evaluated by your podiatrist. Pain in the Achilles tendon can indicate imminent tear or rupture of the tendon and chronic inflammation can lead to degeneration and scarring of the tendon which can also lead to weakness and eventually tear or rupture of the tendon. Ultrasound is very effective in evaluating the condition of the tendon. Treatment options vary based on the severity of the condition and can range from stem cell therapy to physical therapy to temporary restriction from activity to surgery in the most severe cases.