Overview Posterior tibial tendon dysfunction is one of several terms to describe a painful, progressive flatfoot deformity in adults. Other terms include posterior tibial tendon insufficiency and adult acquired flatfoot. The term adult acq…

Overview Chronic posterior tibial tendon insufficiency can result in acquired adult flatfoot deformity. This is a chronic foot condition where the soft-tissues (including the posterior tibial tendon, deltoid and spring ligaments) on the in…

Overview Your Achilles tendon is a large band of tissue in the back of your ankle. It connects your calf muscles to your heel bone. The tendon helps you point your foot downward, rise on your toes, and push off when you walk. You use it al…

Overview Our feet are incredibly well specialized structures. There are 26 different bones in each foot, held together by 33 joints and more than 100 muscles, tendons and ligaments (in each foot). They way they weave and align together det…