What is the Accessory Navicular?  The accessory navicular (os navicularum or os tibiale externum) is an extra bone or piece of cartilage located on the inner side of the foot just above the arch. It is incorporated within the posterior tibial tendon, which attaches in this area.   An accessory navicular

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What is the Achilles Tendon?  A tendon is a band of tissue that connects a muscle to a bone. The Achilles tendon runs down the back of the lower leg and connects the calf muscle to the heel bone. Also called the "heel cord," the Achilles tendon facilitates walking by helping to raise the heel off

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Arthritis is a general term for a group of more than 100 diseases. “Arthritis” means “joint inflammation.” When it affects the ankle joint it can produce swelling and pain, and may eventually result in deformity, loss of joint function, and decreased ability to walk. The most common form of

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Arthritis is a general term for a group of more than 100 diseases. “Arthritis” means “joint inflammation.” When it affects the ankle joint it can produce swelling and pain, and may eventually result in deformity, loss of joint function, and decreased ability to walk. The most common form of ankle

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What Is an Ankle Fracture? A fracture is a partial or complete break in a bone. Fractures in the ankle can range from the less serious avulsion injuries (small pieces of bone that have been pulled off) to severe shattering-type breaks of the tibia, fibula, or both. Ankle fractures are common injuries

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Ankle pain is often due to an ankle sprain but can also be caused by ankle instability, arthritis, gout, tendonitis, fracture, nerve compression (tarsal tunnel syndrome), infection and poor structural alignment of the leg or foot. Ankle pain can be associated with swelling, stiffness, redness, and

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What Is an Ankle Sprain? An ankle sprain is an injury to one or more ligaments in the ankle, usually on the outside of the ankle. Ligaments are bands of tissue – like rubber bands – that connect one bone to another and bind the joints together. In the ankle joint, ligaments provide stability by

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An ankle sprain is an injury to one or more ligaments in the ankle, usually on the outside of the ankle. Ligaments are bands of tissue – like rubber bands – that connect one bone to another and bind the joints together. In the ankle joint, ligaments provide stability by limiting side-to-side movement. Some

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