| Similarity | Rank | |
|---|---|---|
| endoscopy | 0.872 | 49296 |
| mammogram | 0.842 | 39408 |
| laparoscopy | 0.836 | 63045 |
| biopsy | 0.804 | 17857 |
| biopsies | 0.789 | 39895 |
| mammography | 0.784 | 38206 |
| tonsillectomy | 0.781 | 91691 |
| lumpectomy | 0.778 | 87668 |
| angiogram | 0.777 | 86447 |
| endoscopic | 0.768 | 45357 |
| mammograms | 0.768 | 41224 |
| hysterectomy | 0.766 | 33135 |
| Pap | 0.761 | 44614 |
| ultrasounds | 0.758 | 58730 |
| catheterization | 0.757 | 52135 |
| preoperative | 0.756 | 53711 |
| workup | 0.753 | 83099 |
| laparoscopic | 0.753 | 38691 |
| amniocentesis | 0.750 | 96367 |
| echocardiogram | 0.748 | 78944 |
| colorectal | 0.746 | 29080 |
| ultrasonography | 0.745 | 80171 |
| fluoroscopy | 0.740 | 99050 |
| MRIs | 0.740 | 67132 |
| gynecologic | 0.737 | 71526 |