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Osteomyelitis scoring system—X-ray
| Osteomyelitis grade | Morphological changes |
|---|---|
| 0 |
No radiologic abnormalities |
| 1 |
Mild periosteal reaction |
| Mild osteolysis directly around the implant | |
| 2 |
Periosteal reaction |
| Evident osteolysis around the implant | |
| 3 |
Periosteal reaction with subperiostal calcification |
| More extensive metaphyseal osteolysis | |
| 4 |
Cortical thickening |
| Osteolysis extending into diaphysis |
