ASMR

687 / 1456

Fiducial markers: offline
Based on Van der Heide et al. 2007:
 5 field IMRT treatment
 Daily offline imaging:
 Treatment field: 40, 180 and 320 degrees
 SAL (α=8, N=4)
 Threshold SAL= α/√N
 Limited (radiation) fields adequate
 No additional dose!