in essence, what can materialize could be the tendon can pop from exactly where it’s designed to sit driving that bump within the inner ankle called the medial malleolus, it can dislocate and move in front of it. https://www.google.com/maps/d/edit?mid=1FpQiYaE-1vkfw-VwpPYM4zOIX5GqnGc&usp=sharing