Advanced Skills in Modern Radiotherapy 2018

Clinical Target Volume: CTV

• Includes GTV + microscopic extension of the tumor

• Volume to adequately cover to ensure treatment efficacy weather treatment is delivered with a curative or a palliative intent

• CTV delineation is based on local and loco regional capacity/probability of extension of the tumor

• Includes potential micromets surrounding the GTV

• Includes potential micromets in tumor’s drainage territory