Table 1 Measurements of inter-, intravertebral ratio, DMC and DD reduction according to plain radiographs and the myelogram
Localisation | Sagittal intervertebral ratio | Sagittal intravertebral ratio | Dorsal Myelographic Column | Dural Diameter |
|---|---|---|---|---|
C1/C2 | 82.63% | C2 73.36% | – | 90.95% |
C2/C3 | 66.28% | C3 50.93% | 85.98% | 78.84% |
C3/C4 | 55.06% | C4 31.69 | 33% (67% red.) | 36% (64% red.) |
C4/C5 | 50.54% | C5 47.77% | 67.16% | 81.22% |
C5/C6 | 49.95% | C6 51.27% | 90% | 78.82% |
C6/C7 | 60.21% | C7 49.95% | 61.79% | 79.05% |