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This is a blog about the scientific basis of medicine. A judo therapist reads research papers for study and writes about them.

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How to diagnose "Tibialis posterior tendon dislocation

Tuesday, May 4, 2021

injury

In this article, we'll talk about tibialis posterior tendon dislocation.

Tibialis posterior tendon dislocation is when the tendon that runs behind the inner ankle is not in its original position.

It often happens while playing sports, but if you think it's just a sprain or a misplaced muscle, it can be a serious condition.

When does it tend to happen?

It has been reported that it often occurs during turning movements, so it is important to pay attention to it in games where sudden turning movements are frequently performed (basketball, soccer, etc.).

It is characterized by

The tibialis posterior tendon is held in place by a band-like structure called the flexor digitorum brevis.

It is a dislocation that occurs when the ankle is subjected to stress beyond the control of the flexor band in a turning motion, such as a sudden toe up and outward turn.

Pan! And then, bam! The dislocation feeling and pain may lead to suspicion of this disease.

Case

Male, 25 years old

During motocross, I felt a "bang" sound behind the medial tibia when turning with my left foot on the ground.

Tenderness in the affected area and signs of the tendon pushing forward during internal rotation were noted, and similar signs were noted during walking.

After that, the patient repeatedly dislocated the tibia three to four times, and the pain was so severe that surgery was indicated.

Conclusion

Comparing the two feet, it is easy to see that there is a change in the area of the inner ankle.This is an extremely rare case, but some people mistake it for swelling.

Since it is a dislocation, unlike swelling, the pain does not go away until it returns to its original position.

The rarer the case, the more you need to know about it to be able to deal with it.

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