Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 9/7/2025

Planning a Total Knee Replacement in a Valgus Knee

Preoperative Planning

  • Standing AP and lateral radiographs and tangential axial view of the patellofemoral joint are essential for initial evaluation, according to the American College of Radiology 1
  • Full-length standing hip-to-ankle radiographs provide optimal assessment of alignment and mechanical axis, as recommended by the American College of Radiology 1
  • CT scan may be used to determine axial rotation of the femoral component, as suggested by the American College of Radiology 2

Postoperative Management

  • Radiographic follow-up should include standing AP and lateral views to assess alignment, as recommended by the American College of Radiology 3
  • Early mobilization is recommended to reduce length of hospital stay, and supervised exercise program during the first 2 months improves physical function, according to the American Academy of Orthopaedic Surgeons 4
  • Regular follow-up every 1-2 years is recommended for long-term monitoring, as suggested by the American College of Radiology 1

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