|
Year |
2004 |
|---|---|
|
Question Number |
25. |
|
Category |
Hip and Knee Reconstruction |
Question
A 68-year-old woman who underwent unicompartmental knee arthroplasty 2 years ago
now reports progressively worsening pain during weight-bearing activities. Radiographs are shown in Figures 4a and 4b. The cause of the failure is primarily related to
1- patellofemoral arthritis.
2- ultra-high molecular weight polyethylene wear.
3- a thin ultra-high molecular weight polyethylene insert.
4- poor cement technique.
5- mechanical properties of the bone.
Figures
Answer (click for answer)
5
Reference: