

Foecal incontinence
•
Occurrence of urgency correlated to incontinence and
frequency
•
No significant different toxicities with conv vs IRMT
•
All mean doses higher in the group with urgency
•
Mean dose
<
30 Gy to the internal anal surface,
<
10 Gy to the external anal surface
<50 Gy to the puborectalis muscle
<40 Gy to levator ani muscle
•
Endorectal balloon: fewer complaints in this group (28pts)
Smeenk
et al
, 2012
Constraints to
pelvic muscle
floor
to reduce
incontinence
related
complaints