Table 3.
Dose exposure for the complete radiotherapy regime as shown in Figure 6 .
| scenario 1 | scenario 2 | scenario 3 | scenario 4 | ||
|---|---|---|---|---|---|
| organ at risk | breast size | IMRT + brachytherapy | IMRT + SiB | 3D-CRT + brachytherapy | 3D-CRT + sequential boost |
| heart | small | 1.1 ± 0.3 (0.9–1.6) |
1.7 ± 0.4 (1.2–2.2) |
0.6 ± 0.2 (0.6–0.9) |
1.9 ± 0.7 (0.7–2.6) |
| large | 3.1 ± 2.8 (1.6–7.8) |
1.2 ± 0.4 (0.8–1.9) |
1.4 ± 0.5 (1.0–2.1) |
1.3 ± 0.5 (0.9–2.0) |
|
|
left lung
(ipsilateral) |
small | 3.3 ± 2.4 (1.0–7.1) |
2.3 ± 1.4 (0.7–3.6) |
1.0 ± 0.7 (0.4–2.1) |
1.5 ± 1.5 (0.4–4.0) |
| large | 18.8 ± 13.9 (7.8–38.3) |
10.4 ± 18.3 (1.1–43.0) |
12.8 ± 17.2 (1.0–41.5) |
12.7 ± 17.1 (1.0–41.2) |
|
|
right lung
(contralateral) |
small | 0.4 ± 0.1 (0.3–0.5) |
0.5 ± 0.2 (0.3–0.8) |
0.2 ± 0.1 (0.2–0.3) |
0.5 ± 0.4 (0.3–1.2) |
| large | 0.6 ± 0.1 (0.5–0.6) |
0.4 ± 0.1 (0.3–0.4) |
0.4 ± 0.1 (0.3–0.4) |
0.4 ± 0.1 (0.3–0.4) |
|
|
right breast
(contralateral) |
small | 1.6 ± 0.6 (1.0–2.3) |
1.7 ± 0.8 (0.9–2.7) |
1.7 ± 0.6 (1.2–2.7) |
2.4 ± 1.1 (1.3–3.8) |
| large | 1.2 ± 1.0 (0.2–2.8) |
1.0 ± 0.7 (0.2–2.0) |
1.0 ± 0.7 (0.1–2.0) |
1.2 ± 1.1 (0.2–3.0) |
All TLD measurement values are given for the small and large breasts [in (Gy)].