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How to read a dose volume constraint
OAR
Dmax
Constraint
Constraint
Constraint
Constraint
Rectum
V65<25%
V60<35%
V75<15%
V50<50%
Bladder
V75<25%
V70<35%
V65<50%
Femoral
Heads
<50 Gy
Example:
V65<25% means that 25% volume of the rectum should not receive a dose of more
than 65 Gray