Overview One in four adults in the U.S. has adult acquired flatfoot deformity, which may begin during childhood or be acquired with age. The foot may be flat all the time or may lose its arch when the person stands. The most common and ser…

Overview Acquired flatfoot deformity caused by dysfunction of the posterior tibial tendon is a common clinical problem. Treatment, which depends on the severity of the symptoms and the stage of the disease, includes non-operative options, …