What is a total knee replacement?

A total knee replacement is common procedure to replace a diseased or severely injured knee joint.


Common reasons for replacing a knee joint include:

  • Severe osteoarthritis – Degeneration of joint cartilage and the underlying bone, causing pain and stiffness
  • Ligament damage or infection that leads to severe osteoarthritis
  • Rheumatoid arthritis – A chronic progressive disease causing inflammation in the joints
  • Crystal deposition diseases such as gout and ‘pseudogout’ that can cause arthritis
  • Avascular necrosis – Death of bone following loss of blood supply
  • Bone dysplasias – Disorders of the growth of bone.

Source – Better Health