Hip Arthroplasty Complications
A 72-year-old woman presents to the emergency department 3 weeks after primary total hip arthroplasty with sudden onset of severe left hip pain after bending forward to tie her shoes. She is unable to bear weight and the leg appears shortened and internally rotated. Radiographs confirm posterior hip dislocation. Regarding hip dislocation after total hip arthroplasty:
Mark each as TRUE or FALSE
Posterior dislocation is more common than anterior dislocation and typically occurs with flexion, ad...
Component position is critical: the acetabular component "safe zone" is approximately 40 degrees (ra...
All first-time dislocations require immediate revision surgery; closed reduction is never successful...
Treatment algorithm for first dislocation includes closed reduction, hip precautions, and abduction ...
Dual mobility cups have an inner articulation (small head in polyethylene liner) and outer articulat...
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Click T (True) or F (False) for each option