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Recent advances in RT based on
imaging
•
Diagnostic imaging:
–
Improvement in CT
–
PET/CT
•
RT
planning
:
–
CT-based
planning: 3D target definition,
Thin-slice
CT,
4D
CT
–
Multimodality
image fusion
: PET & MRI
•
RT
Delivery
:
–
Treatment verification with IGRT
•
Set-up modification
•
Planning modification (Adaptive RT)
–
DIBH
Improved diagnostic accuracy & pt selection
Improved Targeting & Normal tissue sparing
Improved accuracy of delivery