ASMR 2017
ICRU 62 (in addition to ICRU 50)
• Introduces the Conformity Index: CI= treated volume/ PTV
• Recommendations on anatomical and geometrical margins
• Internal Margins: IM are margins integrating physiological movements (breathing, bowel/ rectum/ bladder repletion, swallowing…)
• Internal Target Volume: ITV is defined as the volume taking into account Internal Margins
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