Just what is sinus tarsi syndrome? What is the pathological process inovled in it. An article in German in 2008 with English abstract reported that: We looked for mechanical and functional macroscopic structures in the canalis and sinus tarsi that can be associated with sinus tarsi syndrome in order to deduce therapeutic consequences.We found a complex fibrous layer in the sinus and canalis tarsi that forms slips around the synovial sheats of the extensor tendons under the inferior extensor retinaculum.
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What exactly is sinus tarsi syndrome?