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Revision indication and respective flap types
| Flap Type Revision indication |
Primary closure | Local fasciocutaneous flap |
Medial gastrocnemius flap | Lateral gastrocnemius flap | Latissimus dorsi flap |
|---|---|---|---|---|---|
| Aseptic loosening / Instability | 6 | 2 | 3 | 0 | 1 |
| Periprosthetic fracture | 2 | 3 | 1 | 0 | 0 |
| Prolonged wound healing | 4 | 3 | 2 | 0 | 0 |
| Stiffness | 0 | 1 | 1 | 0 | 1 |
| Extensor mechanism deficiency | 0 | 0 | 2 | 0 | 1 |
| Periprosthetic joint infection | 6 | 9 | 28 | 1 | 0 |
| Total | 18 | 18 | 37 | 1 | 3 |
