Physics Athens 2016

CTV Clinical Target Volume

The CTV is a volume of tissue that contains a demonstrable GTV and/or subclinical malignant disease with a certain probability* of occurrence considered relevant for therapy.

Local subclinical spread Type of subclinical spread

CTV-N CTV-S CTV-T

Surgical margins

Regional lymph nodes

*Probability: 5-10% Risk

2016/Athens