ESTRO Multidisciplinary Management of Breast Cancer 2017

Example: CBCT for sequential and integrated boost

Import HIGH IMRT (tangential and “real”) sequential vs integrated boost

1 cm whole breast PTV, 5mm boost PTV 38 patients with boost CBCT (offline or daily)

Systematic and random errors of approx 3mm (before correction) 1.5 mm after correction

Donovan BJR 2012

03/01/13