Table 2 Dosimetric parameters of patients with tumor volume difference <3.0 cc between original and lateral decubitus scans
From: Is there an advantage to delivering breast boost in the lateral decubitus position?
Mean (St. deviation), N = 17 | Original | Lateral decubitus | P-value |
|---|---|---|---|
Tumor Bed (cc) | 9.5 (5.0) | 9 (5.4) | 0.172 |
Maximum Depth of Tumor Bed (cm) | 5.2 (1.2) | 3.2 (0.7) | 0.000 |
D90 (%) | 94.1 (5.0) | 98.3 (6.0) | 0.091 |
Maximum Dose (%) | 110.5 (9.6) | 105.5 (5.9) | 0.118 |
Lung V50 (%) | 0.52 (1.1) | 0.71 (1.1) | 0.479 |
Heart Max (Gy) (N = 10) | 3.7 (4.0) | 4.6 (4.3) | 0.451 |
Energy (Mev) | 16.5 (3.1) | 12.7 (3.2) | 0.000 |