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Challenges to be resolved in radiotherapy
Target definition
(a
)
(b
)
(c
)
(d
)
(e)
(f)
T3 N0 M0 bladder cancer (right bladder wall)
(a) contrast enhanced CT scan, (b) axial T2 weighted image performed on a
1.5T MRI unit, (c) corresponding ADC map, (d) axial DW MRI at b-value=0, (e) axial DW MRI at b-value=100, (f) axial DW MRI
at b-value=750
Clinical
Target
Volume
GTV_MRI_DW
Gross
Target
Volume