Titlebook: New Technologies in Radiation Oncology; Wolfgang Schlegel (Professor),Thomas Bortfeld (Pro Book 2006 Springer-Verlag Berlin Heidelberg 200

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Definition of Target Volume and Organs at Risk. Biological Target VolumeTV, ITV, and PTV and BTV. In this process, a lot of medical and technological aspects have to be considered. The criteria for GTV, CTV, etc. definition are often not exactly standardised, and this leads, in many cases to variability between clinicians; however, exactly defined imaging criteria, imag

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Optimization of Treatment Plans, Inverse Planning structures; however,the optimization criteria must be carefully chosen. Determining appropriate optimization criteria is not straightforward and requires some trial and error in a “human iteration loop.” Using current commercial inverse planning systems this process can be quite time-consuming. Exp

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Biological Models in Treatment Planning great caution has to be taken if these models are to be applied to patients..While the linear-quadratic model provides a good description of experimental settings, a larger uncertainty is involved in the prediction of iso-effects for clinical applications. The more advanced NTCP and TCP models shou

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