Knee Replacement



Knee replacement is surgery to replace a knee that is damaged by disease or injury. It is also called arthroplasty.

Total Knee Replacement
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Possible Complications

Problems are rare, but all procedures have some risk. The doctor will go over some problems that could happen, such as:

  • Infection
  • Excess bleeding
  • Blood clots
  • Problems with the implant
  • Pain that does not get better
  • Damage to nearby nerves or blood vessels around the knee

Things that may raise the risk of problems are:

  • Smoking
  • Chronic health problems, such as diabetes and obesity



This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.

Edits to original content made by Denver Health.

a (Knee Arthroplasty; Total Knee Replacement)


American Orthopaedic Society for Sports Medicine 

Ortho Info—American Academy of Orthopaedic Surgeons 


Canadian Orthopaedic Association 

Canadian Orthopaedic Foundation 


Knee replacement surgery procedure. Johns Hopkins Medicine website. Available at: Accessed March 27, 2020.

A patient's guide to total joint replacement and complete care. Cleveland Clinic website. Available at: Updated 2015. Accessed March 30, 2020.

Total knee arthroplasty. EBSCO DynaMed website. Available at:  . Updated January 11, 2020. Accessed March 27, 2020.

Total knee replacement. Ortho Info—American Academy of Orthopaedic Surgeons website. Available at: Updated August 2015. Accessed March 27, 2020.