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Technique guide are not considered high yield topics for orthopaedic standardized exams including the ABOS, EBOT and RC.
A 67-year-old active male with a prior total knee arthroplasty presents to clinic with inability to extend his knee after falling while exiting a bus 4 months ago. On examination, he has full passive range of motion but can only extend to 85°. His radiograph is depicted in Figure A. What is the most effective long-term treatment for this patient to regain function?
Primary quadriceps tendon repair with transosseous tunnels
Primary quadriceps tendon repair with suture anchors
Primary patellar tendon repair
Extensor mechanism reconstruction
Revision total knee arthroplasty with rotating hinge device
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A 54-year-old woman is at physical therapy 3 months after a total knee arthroplasty when she feels a pop and develops increased pain in her knee. She continues therapy for another 3 months but reports weakness and frequent buckling. On exam, she has full passive extension but a 60 degree extensor lag. A lateral radiograph is shown in Figure A. What is the treatment of choice?
Reconstruction with a bone-tendon allograft
Repair augmented with hamstring autograft
Continued therapy and strengthening
Treatment with orthotics for support