Adhesions in the exterior subtalar joint line (meniscoid syndrome)
As a result of accidental injury to the exterior ligament system of the subtalar joint, an adhesion of the exterior joint line may occur.
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Ischemia of the subchondral bone (osteochondritis dissecans)
Ischemia (insufficient blood flow) to the subtalar joint may lead to damage at the interface of the cartilage and the subchondral bone (osteochondritis dissecans). As the illness progresses, a fragment of cartilage and bone may separate itself from the joint coalition and slide into the joint as a loose body.
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