Knee Arthroplasty
A 68-year-old woman with severe medial compartment osteoarthritis is scheduled for primary total knee replacement. Preoperative long-leg radiographs show a mechanical axis deviation of 12 degrees varus. The surgeon is planning the alignment strategy for component positioning. Regarding alignment in total knee replacement:
Mark each as TRUE or FALSE
The mechanical axis of the lower limb is a line from the center of the femoral head to the center of...
Traditional mechanical alignment aims to restore a neutral mechanical axis (0 degrees) with equal me...
The mechanical axis runs from the greater trochanter to the lateral malleolus; the anatomical and me...
Kinematic alignment aims to restore the patient's constitutional (pre-arthritic) alignment rather th...
Malalignment is associated with accelerated polyethylene wear, early loosening, and reduced implant ...
Answer the questions to see explanations
Click T (True) or F (False) for each option