Advanced Skills in Modern Radiotherapy 2018

Imaging for RT planning

• Has to be precise • Has to provide safe judgment of the extent of the disease

• CT images are base for treatment planning

BUT • On CT, it can be difficult to discriminate vital tumour tissue from scar tissue, oedema, atelectasis, surrounding soft tissu…

• CT can not stage correctly ➢ detect small metastases ➢ detect distant metastases