These articles have quotations from film adaptations of J.R.R. Tolkien's novel The Lord of the Rings and related works: 1  The Lord of the Rings.  J.R.R. Tolkien's The Lord of the Rings (1978)
This causes a twisting on the tibia and changes its relationship to your kneecap. This can cause tracking problems as well. If your quadriceps or hamstring muscles are too tight, they also will affect the mechanics of the knee and lead to compensation patterns that cause pain.
Most Common Causes for Knee Replacement. 1  Arthritis: Arthritis is a wearing away of the surfaces (articular cartilage) of the joint, caused either by aging or disease. 2  Osteonecrosis: If the blood supply to the thighbone is decreased, part of the bone will die and break from weight-bearing activity.