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Table 1 Dose volume constraints in SCOPE 1 trial

From: The influence of dose distribution on treatment outcome in the SCOPE 1 oesophageal cancer trial

Region of interest/Organ at risk Dose constraint
PTV V95 % (47.5Gy) > 99.0 %
PTV PTV min > 93 % (46.5Gy)
DMAX <107 %
GTV GTV min > 100 % (50.0Gy)
Spinal cord PRV Cord Max <80 % (40Gy)
Combined lungs V40 % (V20Gy) < 25 %
Heart V80 % (V40Gy) < 30 %
Liver V60 % (V30Gy) < 60 %
Individual kidneys V40 % (V20Gy) < 25 %