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Prescribing
•
Report near-maximum and near-minimum in target volume,
rather than actual max & min
➢
D
2 %
for near-max, D
98 %
for near-min
D
98 %
= target near-min
(dose covering 98% of target
volume)
D
2 %
= target near-max
(dose covering 2% of target
volume)