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Example: prescription change
Initial plan and prescription:
Considered as a central lung tumour with
probably high dose to vessels:
Save schedule of 8 fractions of 7.5 Gy
chosen.
Based on plan with lower dose than
anticipated to vessels decision is
taken to change prescription to 5
fractions of 12 Gy
Plan recalculated: see changes
Patient already scheduled for 8
fractions…..