IGRT 2016 Madrid

Treatment Uncertainties or Errors

 Therapy Uncertainties or Errors  Systematic (  )  Random (  )  For adequate coverage of the CTV approximately 2.5  + 0.7    van Herk et al IJROBP 2002

 For adequate OARs margin  approximately 1.3  + 0.5   McKenzie et al RO 2002

Radiotherapy