ESTRO course on Image Guided Radiotherapy in Clinical Practice 2018
What is 4D?
• Usually respiration (not time) ➢ Regular, predictable
• By extension: any intra-fraction motion
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What is 4D?
• Usually respiration (not time) ➢ Regular, predictable
• By extension: any intra-fraction motion
Made with FlippingBook - Online magazine maker