Revision total knee arthroplasty

Revision total knee arthroplasty often requires solutions for the multiple complexities that exist on the femoral side, including the treatment of bon e loss, component position, ligamentous laxity, and component stability, Su rgical decisions regarding the proper use of bone grafts, component augment ation, proper axial and rotational alignment, and femoral stems must be add ressed systematically to achieve consistently successful outcomes. A review of currently used femoral revision techniques and their rationale and a cl assification system of femoral deficiencies designed to guide the surgical decision making process are presented.