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Background and purpose: To gain insight into the current practice of quality control (QC) of medical electron accelerators and to reduce possible variations in test frequencies and test procedures. Materials and methods: An extensive questionnaire on QC procedures of medical electron accelerators was distributed and completed by all (21) radiotherapy institutions in The Netherlands. The questions...
Background and purpose: During TBI techniques an accurate determination of the dose distribution is very difficult when using commercial treatment planning systems. In order to determine the midplane dose, an algorithm was developed based on the use of in vivo dosimetry.Materials and methods: Scanditronix EDP-30 diodes were placed at the entrance and the exit surface for in vivo dosimetry. The proposed...
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