![Olusegun Oyeniyi MD on X: "@BrownJHM @pratikorho @grepmeded J-sign-an inverted 'J'track the patella takes from extension to early flexion (or vice versa) in a maltracking patellla,laterally subluxation patella suddenly shifts medially as Olusegun Oyeniyi MD on X: "@BrownJHM @pratikorho @grepmeded J-sign-an inverted 'J'track the patella takes from extension to early flexion (or vice versa) in a maltracking patellla,laterally subluxation patella suddenly shifts medially as](https://pbs.twimg.com/media/FxsKy1gWwAAy1Sa.jpg)
Olusegun Oyeniyi MD on X: "@BrownJHM @pratikorho @grepmeded J-sign-an inverted 'J'track the patella takes from extension to early flexion (or vice versa) in a maltracking patellla,laterally subluxation patella suddenly shifts medially as
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Patellar tracking can be highly variable between patients sometimes within the same patient! #patella #trochleoplasty #patellar #physicalexam... | By Adam B. Yanke, MD, PhD | Facebook
![The inverted-J (solid part of the line) and inverted-U hypotheses of... | Download Scientific Diagram The inverted-J (solid part of the line) and inverted-U hypotheses of... | Download Scientific Diagram](https://www.researchgate.net/profile/Eric-Hall-4/publication/7570065/figure/fig1/AS:277704508231690@1443221322777/The-inverted-J-solid-part-of-the-line-and-inverted-U-hypotheses-of-the-relationship_Q320.jpg)