Review Question - QID 7020

A 66-year-old woman reports pain in both of her knees that has been recalcitrant to nonsurgical management. Radiographs, including an AP of both knees, lateral and patellar views of the more symptomatic left knee and a mechanical axis, are shown in Figures 32a through 32d. The lateral radiograph shows maximal knee extension. When counseling the patient preoperatively regarding the risks of total knee arthroplasty, she should be educated that she is at higher risk than the typical patient for which of the following complications?