Fig. 1From: Effect of intrafraction adaptation on PTV margins for MRI guided online adaptive radiotherapy for rectal cancerOnline adaptive workflow on the MR-Linac A. without 2nd adaptation and B. with motion monitoring and 2nd adaptation after verification. CTVadapt, CTVver and CTVpost correspond to the CTVmeso on the different scans acquired during the treatment. Steps not relevant to current study are not included in the workflowBack to article page