Osteoarthritis of the Knee

Osteoarthritis is usually a slowly progressive degenerative disease in which the joint cartilage gradually wears away. Your joint cartilage, also called articular cartilage, is a smooth glistening surface that allows your joint to move smoothly with low friction.

Osteoarthritis most often affects middle-aged and older people. However, if can also affect young people if the joint cartilage has been damaged or weakened, such as in an injury.

Diagram of knee osteoarthritis

15 October, 2011