If you’re experiencing pain at the front of your knee, it may be linked to patellofemoral degenerative changes—wear and tear affecting the cartilage between the kneecap and thighbone. This article breaks down the causes, symptoms, and stages of patellofemoral arthritis, including early forms like mild patellofemoral DJD and more advanced conditions such as patellofemoral compartment arthrosis. Whether you’re newly diagnosed or exploring long-term management options, you’ll find helpful insights on how this type of arthritis progresses and how it can be treated to maintain mobility and reduce discomfort.