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How do you best communicate SBRT planning directives, specifically in regard to how "hot" the plan should be?
Do you specify an isodose line to prescribe to? Do you ask for a percent hot, and if so do you specify what percent or volume of the GTV/ITV should receive that dose? Do you dose paint?
Answer from: Radiation Oncologist at Community Practice
This is where common language becomes uncommonly important. There are two languages one can speak re: doses in external beam radiation therapy. In language one, the 100% line always equals the MD's prescribed gray* dose. In language two, the 100% equals the maximum gray dose in the plan. Most of my ...
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Answer from: Radiation Oncologist at Academic Institution
One of the most important concepts that people need to understand when planning SBRT is the tug-of-war going on between achieving optimal conformality and dose homogeneity. Most planning algorithms struggle to achieve both effectively. My top priority is conformality (close to 1 as possible) so I ...