104-105 / 2953
Lung
•
Imaging protocol (SABR)
•
Online daily CBCT imaging with ‘shift to zero’ protocol
(5mm)
•
Matching to ITV
•
Additional post treatment CBCT for PTV coverage and
OAR avoidance.
•
(Initial cohort also had post ‘shift to zero’ CBCT to
assess effect of couch travel on coverage-not
necessary!)
22