An additional component predisposing patients to patellofemoral arthritis is excessive hip anteversion (also referred to as femoral anteversion), a issue in which the neck from the femur rotates way too far forward during the hip socket, leading to additional lateral (sideways) pull around the patella. Knee cap replacement is ideal https://charlieuoyfm.ja-blog.com/34289721/the-basic-principles-of-knee-cap-replacement