| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| flattening of the anterior thecal sac | 1.09 | 0.8 | 4037 | 22 | 37 |
| flattening | 1.09 | 0.8 | 5244 | 48 | 10 |
| of | 1.91 | 0.8 | 9526 | 13 | 2 |
| the | 0.61 | 1 | 377 | 40 | 3 |
| anterior | 0.72 | 0.5 | 7115 | 46 | 8 |
| thecal | 0.01 | 0.5 | 5029 | 96 | 6 |
| sac | 0.48 | 0.9 | 2955 | 71 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| flattening of the anterior thecal sac | 0.25 | 0.5 | 1138 | 59 |
| what is flattening of the anterior thecal sac | 1.64 | 0.9 | 3364 | 10 |
| mild flattening of the anterior thecal sac | 0.55 | 0.3 | 7768 | 81 |
| flattening of the thecal sac | 1.19 | 1 | 9831 | 55 |
| flattening of the ventral thecal sac | 0.39 | 0.1 | 518 | 7 |
| mild flattening of thecal sac | 1.44 | 0.7 | 6901 | 42 |
| mild effacement of the anterior thecal sac | 1.01 | 0.2 | 1038 | 79 |
| effacement of the anterior thecal sac | 0.81 | 0.5 | 8282 | 96 |
| anterior thecal sac deformity | 1.67 | 0.9 | 5835 | 68 |
| thecal sac flattening pain | 1.91 | 0.8 | 5912 | 80 |
| minimal effacement of the anterior thecal sac | 0.92 | 1 | 1660 | 72 |
| partial effacement of the anterior thecal sac | 0.09 | 0.5 | 6474 | 74 |
| flattened ventral thecal sac | 0.28 | 1 | 3816 | 69 |
| indentation of anterior thecal sac | 0.48 | 1 | 6053 | 96 |
| anterior thecal sac compression | 1.74 | 0.4 | 1645 | 92 |
| indenting anterior thecal sac | 0.03 | 0.7 | 516 | 75 |
