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Mirels’ classification for impending pathological fractures [32].
| Variable | Score | ||
|---|---|---|---|
| 1 Point | 2 Points | 3 Points | |
| Finding on imaging | Blastic | Mixed | Lytic |
| Size 1 | <1/3 | 1/3–2/3 | >2/3 |
| Site | Upper extremity | Lower extremity | Peritrochanteric |
| Pain | Mild | Moderate | Mechanical |
1 Size refers to the proportion of the diameter of the bone.
