Editorial: 2018 – A Spacer Odyssey
The optimisation of radical external-beam radiotherapy treatment is ultimately a compromise. The aim is to deliver a clinically effective radiation dose to the tumour target, whilst limiting the irradiation of surrounding normal tissue to minimise acute and late side effects. Modern image-guided intensity-modulated radiotherapy (IG-IMRT) allows very accurate treatment delivery, which improves this therapeutic ratio. […]