Patellofemoral arthritis occurs if the articular cartilage along the trochlear groove and on the underside in the patella wears down and gets to be inflamed. The main bone your surgeon will resurface is your femur, normally known as the thighbone. As soon as the surgeon has opened up and exposed http://knee cap replacement https://www.theorthopaedicandpainpractice.com/knee-cap-replacement-understanding-the-basics-of-this-orthopaedic-surgery/