Advanced Skills in Modern Radiotherapy 2018
MV 2D
• Widely available
• Ability to acquire continuous “snapshot” during the fraction
• Will provide field border information
• Will provide assessment of lung volume, breast contour
• Adequate for whole breast RT with standard fractionation
• Typically 5mm tolerance is acceptable
• Difficult to visualise surgical clips
• Depending on lung in field, generally sufficient information
from a “single” acquisition
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