ASMR

Margins?

• Bladder patients with full bladder instruction and cranially located tumor: – σ translations = 1.1 cm – Σ translations = 1.1 cm – σ rotations+shape = 0.3 cm – Σ rotations+shape = 0.3 cm

• Consequence * :

GTV

– PTV Margin: 4 cm!!!

CTV

PTV(4)

* Margin = 2.5 • Σ + 0.7 • σ = 4 cm