Knee Arthroplasty Complications
A 72-year-old woman presents 3 years after primary TKA with sudden inability to extend her knee following a stumble. She felt a pop in her knee and now has a palpable defect above the patella with an extensor lag. She has a history of diabetes and prior steroid injections for knee pain before her arthroplasty. Regarding extensor mechanism failure after TKA:
Mark each as TRUE or FALSE
Extensor mechanism failure after TKA includes patellar tendon rupture, quadriceps tendon rupture, an...
Clinical presentation includes sudden loss of active extension, extensor lag, palpable gap (superior...
Patellar tendon rupture is more common than quadriceps rupture after TKA; primary repair is always s...
Treatment options include primary repair with augmentation (if tissue quality adequate), allograft r...
Prevention strategies include careful soft tissue handling during TKA, avoiding aggressive lateral r...
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Click T (True) or F (False) for each option