IMRT 2018
…continued
• Occurrence of urgency correlated to incontinence and frequency
• No significant different toxicities with 3D-CRT vs IRMT
• All mean doses higher in the group with urgency
Dose constraints:
•
OAR
Mean dose limit (Gy)
Internal anal surface
30
External anal surface
10
Puborectalis muscle
50
Levator ani muscle
40
• Endorectal balloon: fewer complaints in this group (28pts)
06/06/2018
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