TABLE 2.
Residual Cancer Status Based on Lesion Histology and Maximal Imaging Size and Cryoablation Procedure Parameters
| Subject | Histology | Maximal Tumor Diameter (cm) | Preablation Imaging Modality | Ice Ball Diameter Goal (cm) | Ice Ball Diameter (cm) on First Freezea | Time(min) Added to First Freezeb | Ice Ball Diameter (cm) on Second Freezea | Cancer Present in Surgical Resection Specimen? |
|---|---|---|---|---|---|---|---|---|
|
| ||||||||
| 1 | IDC/DCIS | 0.9 | MRI | 2.58 | 2.81 | 3.29 | No | |
| 2 | IDC | 1.4 | Ultrasound, MRI | 2.74 | 3.02 | 3.39 | No | |
| 3 | IDC | 1.4 | MRI | 2.92 | 3.42 | 3.83 | No | |
| 4 | IDC | 1.5 | MRI | 2.93 | 3.13 | 5.5 | 3.10 | No |
| 5 | IDC | 0.7 | Mammography | 2.62 | 2.63 | 2.88 | No | |
| 6 | IDC | 1.2 | MRI | 2.90 | 3.13 | 5.0 | 2.96 | No |
| 7 | IDC/DCIS | 1.4 | MRI | 3.19 | 3.19 | 3.5 | 3.60 | No |
| 8 | IDC | 1.3 | MRI, mammography | 3.14 | 3.19 | 0.5 | 3.40 | No |
| 9 | IDC | 1.2 | MRI | 3.20 | 3.19 | 2.0 | 3.82 | No |
| 10 | IDC | 1.2 | MRI, mammography | 2.94 | 3.17 | 3.60 | No | |
| 11 | IDC/DCIS | 0.8 | MRI | 2.62 | 2.85 | 3.9 | 3.13 | No |
| 12 | IDC/DCIS | 1.5 | MRI | 2.96 | 3.10 | 3.28 | Yes (0.3-cm IDC/DCIS) | |
| 13 | IDC | 1.3 | Ultrasound, MRI | 3.14 | 3.14 | 3.42 | No | |
| 14 | IDC/DCIS | 1.4 | MRI | 2.96 | 3.11 | 3.05 | No | |
| 15 | IDC/DCIS | 0.9 | MRI | 2.66 | 2.71 | 4.0 | 2.90 | No |
| 16 | IDC/DCIS | 0.9 | MRI | 2.80 | 2.80 | 3.0 | 3.06 | Yes (0.8-cm DCIS) |
| 17 | IDC | 0.9 | MRI, mammography | 2.70 | 2.80 | 1.0 | 2.86 | No |
| 18 | IDC/DCIS | 1.1 | MRI | 2.82 | 3.28 | 3.57 | Yes (0.1-cm DCIS) | |
| 19 | IDC/DCIS | 1.4 | MRI | 3.04 | 3.11 | 3.60 | No | |
| 20 | IDC/DCIS | 1.1 | MRI | 2.70 | 2.88 | 3.33 | No | |
Note—IDC = invasive ductal carcinoma, DCIS = ductal carcinoma in situ.
a
As shown on transverse ultrasound.
b
To meet ice ball diameter goal.