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What is OS Trigonum Syndrome?
The OS Trigonum is an extra (accessory) bone that sometimes develops behind the ankle bone (talus). It is connected to the talus by a fibrous band. The presence of an os trigonum in one or both feet is congenital (present at birth). It becomes evident during adolescence when one area of the talus does not fuse with the rest of the bone, creating a small extra bone. Only a small number of people have this extra bone.Os Trigonum Syndrome refers to pain in the back of the ankle due to this extra bone.
Recovery Time
The mild cases can be recovered within a few weeks by proper treatment. In severe cases, surgery may be recommended.Diagnosis
Diagnosis of os trigonum syndrome begins with questions from the doctor about the development of the symptoms. After the foot and ankle are examined, x-rays or other imaging tests are often ordered to assist in making the diagnosis.FAQs prepared by doctor
1. What is this os trigonum syndrome?The OS Trigonum is an extra (accessory) bone that sometimes develops behind the ankle bone (talus). It is connected to the talus by a fibrous band. The presence of an Os trigonum in one or both feet is congenital (present at birth). It becomes evident during adolescence when one area of the talus does not fuse with the rest of the bone, creating a small extra bone. Only a small number of people have this extra bone. Os Trigonum Syndrome refers to pain in the back of the ankle due to this extra bone.
2. What are its symptoms?
There is a Deep, aching pain in the back of the ankle, occurring mostly when pushing off on the big toe (as in walking) or when pointing the toes downward. Area remains tender to touch. Swelling in the back of the ankle might also present.
3. What are the causes of os trigonum syndrome?
Os trigonum syndrome is usually triggered by an injury, such as an ankle sprain. The syndrome is also frequently caused by repeated downward pointing of the toes, which is common among ballet dancers, soccer players and other athletes.
4. What to do when one is suffering from such condition?
Ice Packs when applied for twenty minutes every couple of hours may help with the pain. Rest the injured foot to let the inflammation subside. Use a walking boot to restrict ankle motion and allow the injured tissue to heal.
5. When shall one consult a doctor?
Consult a doctor if you experience aching pain in the back of the ankle along with tenderness and swelling.