Artificial knee replacement surgery is becoming more and more common as the population of the world begins to age. There are many conditions that result in degeneration of the knee joint. Osteoarthritis is the most common cause for patients who have knee replacement surgery. Some people may have a genetic tendency that increases their chances of developing osteoarthritis. Once the slick protective surface of the articular cartilage is worn away, the results is bone rubbing against bone.
Bone rubbing against bone is painful.
Fractures of the knee, torn cartilage, and torn ligaments can cause the knee joint to function abnormally. The symptoms of a degenerative knee joint usually begin as pain while bearing weight on the affected knee, such as when walking. You may start to limp. The knee may become swollen with fluid. The range of motion of the affected knee can be effected.