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Occurrence and extent of pedicle wall perforations for each vertebral level. The total perforation rate was 7.6% (5 of 66). (M medial wall, L lateral wall)
| Vertebral level | Perforations/no. of pedicles | Pedicle wall perforation | ||
|---|---|---|---|---|
| <1 mm | ≥1 mm, <2 mm | ≥2 mm | ||
| T1 | 1/6 | 1M | – | – |
| T2 | 0/6 | – | – | – |
| T3 | 0/6 | – | – | – |
| T4 | 1/6 | 1L | – | – |
| T5 | 0/6 | – | – | – |
| T6 | 0/6 | – | – | – |
| T7 | 0/6 | – | – | – |
| T8 | 1/6 | 1M | – | – |
| T9 | 1/6 | – | 1L | – |
| T10 | 1/6 | 1L | – | – |
| T11 | 0/6 | – | – | – |
| Total | 5/66 | 2M/2L | 1L | – |
