Abstract Immobilization tools are used to reduce the movement during irradiation; one of the immobilization tools is Loxon Body Mask applied on the abdominal and pelvic regions. This study aimed to analyze the effectiveness of Loxon Body Mask against changes in X, Y and Z coordinates. The study took place in the Radiotherapy Installation of MRCCC Siloam Hospital Semanggi. Data were obtained fr…
DOI: https://doi.org/10.21009/SPEKTRA.043.05 Keywords: moving laser, verification, on-board imager Abstract The accuracy of patient position is essential to achieve the purpose of radiotherapy. Therefore, before radiotherapy, the isocenter of the patient must be determined to find out the target location. Verification serves to determine the isocenter that shifts from the reference point on …