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Modes of failure in aseptic revision matches.
| Revision TKA |
Revision THA |
||||
|---|---|---|---|---|---|
| DAIR aseptic revision matches | 2-Stage exchange aseptic revision matches | DAIR aseptic revision matches | 2-Stage exchange aseptic revision matches | ||
| Polyethylene wear | 3 (10.3%) | 2 (9.0%) | Polyethylene wear | 5 (50%) | 4 (26.7%) |
| Instability | 15 (51.7%) | 10 (45.5%) | Metallosis | 2 (20%) | 5 (33.3%) |
| Aseptic loosening | 7 (24.1%) | 6 (27.3%) | Instability | 2 (20%) | 3 (20%) |
| Arthrofibrosis | 4 (13.8%) | 4 (18.2%) | Aseptic loosening | 1 (10%) | 3 (20%) |
