1.What are the wedge factors? How is dynamic wedge different? 2.aHow many MU do you need to set to deliver 300 cGy using
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1.What are the wedge factors? How is dynamic wedge different? 2.aHow many MU do you need to set to deliver 300 cGy using
1.What are the wedge factors? How is dynamic wedge different? 2.aHow many MU do you need to set to deliver 300 cGy using 6 MV at 7 cm depth and 5 cm off-axis, in a 10x10 field? SSD (or SAD) is 100 cm. (use charts uploaded) 2.b with a 15 degree wedge 5cm off axis towards the toe? 3.When can you use ISF? 4.What is the formula for SSD? Draw a diagram relating SSD and SAD. 5.Define/quickly explain heterogeneity and homogeneity corrections. (just explain concept and how to use formula)
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