Revision Total Knee Replacement: Getting the Facts 

Premier Health providers answer frequently asked questions about revision total knee replacement.

Myth or Truth? Is The need for knee replacement is mainly determined by the X-ray?

Dr. Matthew Lawless explains how knee replacement surgery is determined. Click play to watch the video or read the transcript.


The decision to perform a knee replacement is determined by a number of factors, according to American Association of Hip and Knee Surgeons (AAHKS)Off Site Icon. Those include medical history, a physical examination and an X-ray, according to the AAHKS.

While an X-ray can reveal the amount of deformity or damage to a knee, more tests may be ordered before a decision about knee replacement is made, according to the American Academy of Orthopaedic Surgeons (AAOS)Off Site Icon. A blood test or magnetic resonance imaging (MRI) can reveal more about the condition of the bone and tissue of the knee, according to the AAOS.

For more information about knee replacement surgery, talk to your doctor.

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Source: Richard Davis II, MD, Premier Orthopedics; National Institutes of Health; American Academy of Orthopaedic Surgeons; National Institutes of Health