Table 2 Grading of osteolysis reaction with 5.5 mm anchor diameter [18]
Grading | Osteolysis reaction |
|---|---|
Grade 0 | No fluid |
Grade 1 | < 1 mm diameter of fluid accumulation |
Grade 2 | 1–5.5 mm diameter of fluid accumulation, definition osteolysis |
Grade 3 | > 5.5–6.5 mm diameter of fluid accumulation peri-implant |
Grade 4 | > 6.5 mm diameter of fluid accumulation, definition cyst |