Research Article
Scan Quality and Entrance Skin Dose in Thoracic CT: A Comparison between Bismuth Breast Shield and Posteriorly Centered Partial CT Scans
Table 1
Results from individual nanodots in the anthromorphic phantom study comparing partial CT with breast shield.
| Position on phantom | Right anterior | Left anterior | Right posterior | Left posterior |
| Nanodot Doses (mrad) with Standard CT alone |
| Superior | 842 | 804 | 614 | 682 | Inferior | 517 | 582 | 546 | 566 |
| Nanodot Doses (mrad) with Standard CT + Breast Shield |
| Superior | 476 | 518 | 624 | 675 | Inferior | 353 | 358 | 573 | 553 |
| Nanodot Doses (mrad) with Partial CT |
| Superior | 738 | 663 | 914 | 917 | Inferior | 514 | 447 | 721 | 751 |
|
|