Table 2.
Dosimetric Results for LA scar and RA scar
| Patient no. | Scar (cm3) | Dmin (Gy) | Dmax (Gy) | Dmean (Gy) |
|---|---|---|---|---|
| LA scar | ||||
| 1 | 1.2 | 0.51 | 16.21 | 5.80 |
| 2 | 1.3 | 4.13 | 25.04 | 19.83 |
| 3 | 1.4 | 1.02 | 30.30 | 6.28 |
| 4 | 2.6 | 5.11 | 37.29 | 32.03 |
| 5 | 3.1 | 7.97 | 39.27 | 35.83 |
| 6 | 3.6 | 3.67 | 36.92 | 32.09 |
| 7 | 4.1 | 5.97 | 58.84 | 49.25 |
| Average | 2.5 | 4.05 | 34.84 | 25.87 |
| RA scara | ||||
| 1 | 2.9 | 0.28 | 18.40 | 10.76 |
| 2 | 0 | 2.30 | 32.50 | 17.79 |
| 3 | 0.6 | 4.37 | 32.53 | 17.04 |
| 4 | 0 | 5.11 | 37.29 | 32.03 |
| 5 | 0 | 21.34 | 21.92 | 21.65 |
| 6 | 1.1 | 2.65 | 33.53 | 19.60 |
| Average | 0.76 | 11.06 | 29.16 | 18.81 |
Dmax, maximum dose; Dmean, mean dose; Dmin, minimum dose; LA, left atrium; RA, fight atrium.
a
Only the initial 6 patients received analysis on RA scar. Because our early results from RA did not demonstrate an obvious trend with radiation doses, we excluded further RA analysis for patient number 7.