Quality control of the breast ca treatments on HDR brachytherapy with TLD-100

An anthropomorphic Phantom, a female trunk, was built with a natural bone structure and experimental material coated, glycerin and waterbased material called JJT to build soft tissue equivalent to the muscle of human tissue, and a polymer (styrofoam) to build the lung as critical organ to simulate the treatment of breast cancer, with high dose rate brachytherapy (HDR) and sources of Ir-192. The treatments were planned and calculated for the critical organ: Lung, and injury of 2 cm in diameter in breast with MicroSelectron HDR system and the software Plato Brachytherapy V 14.1 of the Nucletron (Netherlands) which uses the standard protocol of radiotherapy for brachytherapy treatments. The dose experimentally measured with dosimeters TLD-100 LIF: Mg; Ti, which were previously calibrated, were placed in the same positions and bodies mentioned above, with less than 5% uncertainty. The reading dosimeters was carried out in a Harshaw TLD 4500.The results obtained for calculated treatments, using the standard simulator, and the experimental with TLD-100, show a high concordance, as they are on average a § 1.1% making process becomes in a quality control of this type of treatments.

• Autores: Torres Hoyos, F.; De La Espriella Vélez, N.; Sánchez Caraballo, A.
• Tipo de recurso: Article of journal
• Fecha de publicación: 2016
• Institución: Universidad de Córdoba
• Repositorio: Repositorio Institucional Unicórdoba
• Idioma: eng
• OAI Identifier: oai:repositorio.unicordoba.edu.co:ucordoba/257
• Acceso en línea: https://repositorio.unicordoba.edu.co/handle/ucordoba/257
• Palabra clave: TLD-100, anthropomorphic phantom, brachytherapy HDR, breast.
• Rights: openAccess
• License: Copyright Universidad de Córdoba, 2016