You are viewing the site in preview mode

Skip to main content

Advertisement

Table 5 Margins needed to be applied for patients with high risk prostate cancer when matching on fiducial markers (FM), soft tissue (ST), bones (B) or balloon (ERB)

From: PTV margin definition in hypofractionated IGRT of localized prostate cancer using cone beam CT and orthogonal image pairs with fiducial markers

  M (mm) CBCT ST (mm) CBCT B (mm) CBCT Ba (mm) CBCT M (mm) kV B (mm) kV Ba (mm) kV
Anterior 10.52 10.94 12.28 11.99 10.88 12.18 11.62
Posterior 6.39 6.94 8.85 8.44 6.94 8.68 7.99
Long 9.67 9.72 11.23 10.71 10.19 11.24 14.23
Lat 7.39 7.76 7.80 7.95 7.53 7.88 9.11
  1. For low risk prostate cancer patients the prostate only was treated. For high risk prostate cancer patients the prostate and the seminal vesicles were treated.