Arthritis is the main common reason that leads to knee replacement.Other factors like genetics,repetitive injuries,obesity also contribute to this disease.Before the knee replacement surgery,the patient needs to know the risks and benefits of the surgery.Total knee replacement and partial replacement are there.In total knee replacement surgery,surgeon repairs the knee joint and it includes removal of some bone.In partial knee replacement,surgeon will replace only part of knee that is damaged or arthritic.
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