| Similarity | Rank | |
|---|---|---|
| MRIs | 0.911 | 67132 |
| X-ray | 0.850 | 18437 |
| x-ray | 0.843 | 20351 |
| SPECT | 0.842 | 83054 |
| X-rays | 0.829 | 26371 |
| ultrasonography | 0.827 | 80171 |
| echocardiography | 0.822 | 67880 |
| imaging | 0.821 | 7334 |
| x-rays | 0.815 | 25100 |
| echocardiogram | 0.815 | 78944 |
| angiogram | 0.811 | 86447 |
| tomography | 0.810 | 35237 |
| ultrasound | 0.809 | 10637 |
| angiography | 0.808 | 49954 |
| fluoroscopy | 0.803 | 99050 |
| radiographic | 0.801 | 61422 |
| fMRI | 0.793 | 55356 |
| radiographs | 0.792 | 62615 |
| biopsy | 0.791 | 17857 |
| Tomography | 0.790 | 93687 |
| neuroimaging | 0.784 | 79729 |
| radiography | 0.783 | 63316 |
| mammography | 0.782 | 38206 |
| radiograph | 0.782 | 90838 |
| Ultrasound | 0.777 | 33953 |