نتایج جستجو برای: external beam radiotherapy
تعداد نتایج: 351412 فیلتر نتایج به سال:
Background: Gel polymers are considered as new dosimeters for determining radiotherapy dose distribution in three dimensions.Objective: The ability of a new formulation of MAGIC-f polymer gel was assessed by experimental measurement and Monte Carlo (MC) method for studying the effect of gold nanoparticles (GNPs) in prostate dose distributions under the internal Ir-192 and external 18MV radiothe...
BACKGROUND A new device, Intrabeam, is available for intraoperative radiotherapy. We have prospectively examined its feasibility and tolerability in delivering adjuvant breast cancer treatment. METHODS Thirty-five patients undergoing breast-conserving surgery received targeted tumour bed irradiation consisting of 5 Gy (at 10 mm) in a single fraction. This single intraoperative treatment was u...
radiotherapy is one of the most common treatments of cancer that are used alone or with the combination of other treatments. radiotherapy are used before surgery for tumor shrinking, pain relief, wound healing or prevention of continues bleedings. in this paper, types of radiotherapy and safety principles for nurses are considered. there are three basic methods for radiotherapy: teletherapy, br...
PURPOSE Radiotherapy has been the standard treatment of anal canal carcinoma for the last three decades. However, there are still many open questions such as optimal radiation technique, adequate boost dose or best chemotherapy regimen. Beside cure and local control, other important goals are sphincter salvage and avoidance of a permanent colostomy, i.e. morbidity minimization. MATERIAL AND M...
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