742 / 1456
Alternatives?
•
Only use full/empty scan
Margin about half the motion
Other errors small compared to motion
•
Use CBCT data from the first week
Import CBCT data in planning/delineation system
Delineate on scans, using planning scan as template
Create plan library
•
Protocolize everything. It is easy to make mistakes when doing
planselection on the linac!