A study on the necessity of kV-CBCT imaging compared to kV-orthogonal portal imaging based on setup errors: considering other socioeconomical factors.


PURPOSE Evaluation of setup accuracy in kV-orthogonal portal imaging (OPI)-based and kV-CBCT-based radiotherapy treatment and to find out the necessity of cone-beam computed tomography (CBCT) compared to OPI. MATERIALS AND METHODS A retrospective study was carried out on 30 patients, who received radiotherapy to the Brain, Head and Neck, and Pelvis. In… (More)
DOI: 10.4103/0973-1482.139157


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