| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ventral thecal sac narrowing | 0.15 | 0.9 | 7443 | 46 | 28 |
| ventral | 0.17 | 0.9 | 4112 | 59 | 7 |
| thecal | 0.24 | 0.8 | 384 | 79 | 6 |
| sac | 1.87 | 1 | 4739 | 14 | 3 |
| narrowing | 0.01 | 0.4 | 7134 | 94 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ventral thecal sac narrowing | 0.77 | 0.5 | 6828 | 92 |
| narrowing of the thecal sac | 1.19 | 0.5 | 3827 | 43 |
| ventral thecal sac flattening | 0.82 | 0.3 | 6783 | 2 |
| severe narrowing of the thecal sac | 0.43 | 0.1 | 4436 | 66 |
| ventral thecal sac deformity | 0.01 | 0.3 | 8149 | 55 |
| what is thecal sac narrowing | 1.48 | 0.8 | 9277 | 1 |
| ventral thecal sac compression | 1.5 | 0.2 | 267 | 51 |
| flattened ventral thecal sac | 0.18 | 0.7 | 1419 | 7 |
| moderate thecal sac narrowing | 1.44 | 0.2 | 8714 | 86 |
| narrowing of the thecal sac lumbar spine | 0.93 | 0.6 | 2278 | 30 |
| slight effacement of the ventral thecal sac | 1.82 | 0.5 | 6073 | 48 |
| moderate to severe thecal sac narrowing | 1.93 | 0.8 | 8034 | 62 |
| mild thecal sac narrowing | 1.49 | 0.1 | 2886 | 78 |
| impingement of ventral thecal sac | 1.01 | 0.9 | 4869 | 1 |
| ventral effacement of the thecal sac | 0.63 | 0.6 | 255 | 90 |
| left ventral thecal sac | 1.56 | 0.2 | 9139 | 39 |
| mild effacement of the ventral thecal sac | 0.47 | 0.7 | 3293 | 45 |
