In-room image guidance
Modalities
➢
EPID
➢
kV verification
imaging
➢
In-room CT/CBCT
Goals
➢
Inter-fraction
imaging
➢
Reproducibility of patient
positioning
➢
Reproducibility of organ /
target positioning
➢
Adaptive planning
➢
Intra-fraction
imaging
➢
Catching intra-fraction baseline
shifts