Table 4 Margins needed to be applied for patients with low risk prostate cancer when matching on fiducial markers (FM), soft tissue (ST), bones (B) or balloon (ERB)
M (mm) CBCT | ST (mm) CBCT | B (mm) CBCT | Ba (mm) CBCT | M (mm) kV | B (mm) kV | Ba (mm) kV | |
|---|---|---|---|---|---|---|---|
Anterior | 7.18 | 7.69 | 9.45 | 9.07 | 7.67 | 8.64 | 8.64 |
Posterior | 5.47 | 6.09 | 8.20 | 7.75 | 6.10 | 7.27 | 7.27 |
Long | 7.09 | 7.16 | 9.00 | 8.32 | 7.79 | 12.48 | 12.48 |
Lat | 5.47 | 5.88 | 5.95 | 6.10 | 5.65 | 7.58 | 7.58 |