TVD 2017

Bladder ART: Multiple scans for better m

RTP

#1

#3 Average

#2

• 5 scans taken in the 1 st week of RT – reduces Σ from 0.4 - 1.3cm (SD) to 0.2 - 0.6cm (SD) • Choosing patients with small day to day variation (<1cm SD) – ART can further reduce SE to 0.1 - 0.3cm

Remeijer et al ESTRO 2003