Table 2.
Comparison of the ablation size estimated on the planning ultrasonograms and specimens
| Mode | Pig ID | Size in the ultrasonograms (A) | Size on gross pathology (B) | ||
|---|---|---|---|---|---|
| Length (mm) | Width (mm) | Length (mm) | Width (mm) | ||
| Single-point sonication (80 W) | 1 | 8.0 | 7.4 | 10.7 | 7.3 |
| 2 | 7.0 | 7.3 | 12.4 | 5.5 | |
| 3 | 7.0 | 7.3 | 13.6 | 7.7 | |
| 4 | 6.0 | 7.0 | 10.9 | 6.4 | |
| 5 | 8.0 | 7.4 | 11.4 | 4.9 | |
| Single-point sonication (96 W) | 1a) | - | - | - | - |
| 2 | 10.5 | 8.0 | 9.8 | 6.2 | |
| 3 | 9.5 | 7.6 | 11.1 | 7.3 | |
| 4 | 8.5 | 7.5 | 10.9 | 6.5 | |
| 5 | 11.0 | 7.8 | 12.1 | 6.0 | |
| Volume sonication (72 W) | 1 | 19.0 | 19.8 | 28.9 | 19.6 |
| 2 | 16.5 | 19.3 | 18.8 | 9.5 | |
| 3 | 21.0 | 19.8 | 17.9 | 18.1 | |
| 4 | 22.0 | 19.8 | 22.3 | 19.4 | |
| 5 | 18.5 | 19.8 | 21.3 | 24.0 | |
| Volume sonication (80 W) | 1 | 15.4 | 13.9 | 14.0 | 11.4 |
| 2 | 13.8 | 13.9 | 19.6 | 12.6 | |
| 3 | 18.2 | 14.4 | 20.4 | 11.3 | |
| 4 | 15.4 | 13.9 | 21.3 | 17.8 | |
| 5 | 17.2 | 14.0 | 22.1 | 20.0 | |
a)
These data were excluded from analysis because the high-intensity focused ultrasound was terminated early, based on the results of the acoustic cavitation monitoring.