Course book Advanced Treatment Planning 2018

Prescribing

• Key changes in prescribing

➢ Prescribe to median dose rather than ICRU reference point (≈ isocentre dose) ▪ median dose = D 50 % ▪ = dose to 50% of the volume

➢ Report near-maximum and near-minimum , rather than actual max & min

➢

Still need to be aware of target coverage