En 7 día(s), 2 hora(s) y 31 minuto(s): El Repositorio Institucional UNAL informa a la comunidad universitaria que, con motivo del periodo de vacaciones colectivas, el servicio de publicación estará suspendido: Periodo de cierre: Del 20 de diciembre al 18 de enero de 2026. Sobre los depósitos: Durante este tiempo, los usuarios podrán continuar realizando el depósito respectivo de sus trabajos en la plataforma. Reanudación: Una vez reiniciadas las actividades administrativas, los documentos serán revisados y publicados en orden de llegada.

Implementación de un método de verificación de tratamientos IMRT utilizando archivos MLCLogs

dc.contributor.advisorVásquez Mejía, Jaiderspa
dc.contributor.advisorVeloza Salcedo, Luz Stellaspa
dc.contributor.authorNieto Lenes, Javier Albertospa
dc.date.accessioned2020-10-27T14:39:27Zspa
dc.date.available2020-10-27T14:39:27Zspa
dc.date.issued2015-08-15spa
dc.description.abstractIn this work we investigated and implemented a method of verifying the dose distribution for intensity modulated radiotherapy (IMRT) using the DynaLogs files. DynaLogs files record information every 20 to 50ms of the planned and executed positions of the mechanical components of the linear accelerator. This information is used to reconstruct the administered fluence and recalculate the absorbed dose on the patient's anatomy. For the treatment plans selected in the present work, a maximum variation of 0.650% was found, which does not imply a significant variation between the planned dose and the dose delivered during treatment. The implementation of this method allows to validate IMRT treatments on the patient's anatomy.spa
dc.description.abstractEn este trabajo se investigó e implemento un método de verificación de la distribución de dosis para la radioterapia de intensidad modulada (IMRT) utilizando los archivos DynaLogs. Los archivos DynaLogs registran información cada 20 o 50ms de la posiciones planeadas y ejecutadas de los componentes mecánicos del acelerador lineal. Esta información es utilizada para reconstruir la fluencia administrada y recalcular la dosis absorbida sobre la anatomía del paciente. Para los planes de tratamiento seleccionados en el presente trabajo, se encontró una variación de 0.650% máximo, lo que no implica una variación significativa entre la dosis planeada y la dosis suministrada durante el tratamiento. La implementación de este método permite validar los tratamientos IMRT sobre la anatomía del paciente.spa
dc.description.degreelevelMaestríaspa
dc.format.extent74spa
dc.format.mimetypeapplication/pdfspa
dc.identifier.urihttps://repositorio.unal.edu.co/handle/unal/78564
dc.language.isospaspa
dc.publisher.branchUniversidad Nacional de Colombia - Sede Bogotáspa
dc.publisher.departmentDepartamento de Físicaspa
dc.publisher.programBogotá - Ciencias - Maestría en Ciencias - Físicaspa
dc.relation.referencesNational Electrical Manufacturers Association (NEMA). Digital Imaging and Communications in Medicine (DICOM), 2014spa
dc.relation.referencesFundamentos y evidencia de la radioterapia de Intensidad modulada. Asociación de Colaboración Cochrane Iberoamericana.spa
dc.relation.referencesJA Calama Santiago, MA Infante Utrilla, and ME Lavado Rodríguez. Aplicación de un método para la verificación de tratamientos de imrt sobre la anatomía del paciente utilizando archivos dynalog. Rev. Fis. Med., 12(3):209–214, 2011.spa
dc.relation.referencesC E Agnew, R B King, A R Hounsell, and C K McGarry. Implementation of phantom-less IMRT delivery verification using Varian DynaLog files and R/V output. Physics in Medicine and Biology, 57(21):6761, 2012.spa
dc.relation.referencesBaozhou Sun, Dharanipathy Rangaraj, Geethpriya Palaniswaamy, Sridhar Yaddanapudi, Omar Wooten, Deshan Yang, Sasa Mutic, and Lakshmi Santanam. Initial experience with TrueBeam trajectory log files for radiation therapy delivery verification. Practical Radiation Oncology, 3(4):e199–e208, 2013. doi:10.1016/j.prro.2012.11.013.spa
dc.relation.referencesDaniel A. Low, Jean M. Moran, James F. Dempsey, Lei Dong, and Mark Oldham. Dosimetry tools and techniques for IMRT. Medical Physics, 38(3):1313–1338, 2011. doi:10.1118/1.3514120.spa
dc.relation.referencesDale W Litzenberg, Jean M Moran, and Benedick A Fraass. Verification of dynamic and segmental IMRT delivery by dynamic log file analysis. Journal of Applied Clinical Medical Physics, 3(2):63–72, 2002.spa
dc.relation.referencesAlejandra Rangel and Peter Dunscombe. Tolerances on MLC leaf position accuracy for IMRT delivery with a dynamic MLC. Medical physics, 36(7):3304–3309, 2009.spa
dc.relation.referencesC. E. Agnew, D. M. Irvine, and C. K. McGarry. Correlation of phantom-based and log file patient-specific QA with complexity scores for VMAT. J Appl Clin Med Phys, 15(6):4994, 2014.spa
dc.relation.referencesMaceira Rozas MC, GarcÌa Caeiro AL AL, Rey Liste MT, and M Castro Bern·rdez. Radioterapia de intensidad modulada. Axencia de AvaliaciÛn de TecnoloxÌas Sanitarias de Galicia.spa
dc.relation.referencesSeymour H. Levitt and Carlos A. Perez. Evolutions of Computerized Radiotherapy in Radiation Oncology. Potential Problems and Solution. Radiation Oncology, 70:978–986, 2008.spa
dc.relation.referencesPh.D. Jatinder R. Palta, Ph.D. Chihray Liu, and Ph.D. Jonathan G. Li. Quality assurance of Intensity Modulated Radiation Therapy. Radiation Oncology. Radiation Oncology, 71:108–11, 2008.spa
dc.relation.referencesJean M.Moran and Delanie Dempsey. Safety considerations for IMRT. Practical Radiation Oncology, 2011.spa
dc.relation.referencesJames L. Bedford and Alan P. Warrington. Commissioning of Volumetric Modulated Arc Therapy (VMAT). International Journal of Radiation Oncology Biology Physics, 73(2):537–545, August 2008.spa
dc.relation.referencesAndrea Molineu, David S. Followill, Peter A. Balter, William F. Hanson, Michael T. Gillin, M. Saiful Huq, Avraham Eisbruch, and Geoffrey S. Ibbott. Design and implementation of an anthropomorphic quality assurance phantom for intensity-modulated radiation therapy for the Radiation Therapy Oncology Group. International Journal of Radiation Oncology Biology Physics, 63(2):577–583, 2015/06/08 2005. doi:10.1016/j.ijrobp.2005.05.021.spa
dc.relation.referencesC X Yu. Intensity-modulated arc therapy with dynamic multileaf collimation: an alternative to tomotherapy. Physics in Medicine and Biology, 40(9):1435, 1995.spa
dc.relation.referencesKarl Otto. Volumetric modulated arc therapy: IMRT in a single gantry arc. Medical Physics, 35(1):310–317, 2008. doi:10.1118/1.2818738.spa
dc.relation.referencesJatinder R. Palta; James A. Deye; Geoffrey S. Ibbott; James A. Purdy; Marcia M. Urie. Credentialing of institutions for IMRT in clinical trials. International Journal of Radiation Oncology Biology Physics, 59, 2004. doi:10.1016/j.ijrobp.2004.03.007.spa
dc.relation.referencesEnzhuo M. Quan; Xiaoqiang Li; Yupeng Li; XiaochunWang; Rajat J. Kudchadker; Jennifer L. Johnson; Deborah A. Kuban; Andrew K. Lee; Xiaodong Zhang. A Comprehensive Comparison of IMRT and VMAT Plan Quality for Prostate Cancer Treatment. International Journal of Radiation Oncology Biology Physics, 83, 2012. doi:10.1016/j.ijrobp.2011.09.015.spa
dc.relation.referencesM. Alber, B. Mijnheer, D. Georg, European Society for Therapeutic Radiology, and Oncology. Guidelines for the Verification of IMRT. European guidelines for quality assurance in radiotherapy. ESTRO, 2008.spa
dc.relation.referencesAnn Van Esch, Dominique P. Huyskens, Claus F. Behrens, Eva Samsøe, Maria Sjölin, Ulf Bjelkengren, David Sjöström, Christian Clermont, Lionel Hambach, and François Sergent. Implementing RapidArc into clinical routine: A comprehensive program from machine QA to TPS validation and patient QA. Medical Physics, 38(9):5146–5166, 2011. doi:10.1118/1.3622672.spa
dc.relation.referencesA Van Esch, L Tillikainen, J Pyykkonen, M Tenhunen, H Helminen, S Siljamaki, J Alakuijala, M Paiusco, M Lori, and DP Huyskens. Testing of the analytical anisotropic algorithm for photon dose calculation. Med Phys, 4(11):130–148, 2006.spa
dc.relation.referencesJon J. Kruse. On the insensitivity of single field planar dosimetry to IMRT inaccuracies. Medical Physics, 37(6):2516–2524, 2010. doi:10.1118/1.3425781.spa
dc.relation.referencesHeming Zhen, Benjamin E. Nelms, and Wolfgang A. Tomé. Moving from gamma passing rates to patient DVH-based QA metrics in pretreatment dose QA. Medical Physics, 38(10):5477–5489, 2011. doi:10.1118/1.3633904.spa
dc.relation.referencesJianguo Qian, Lei Xing, Wu Liu, and Gary Luxton. Dose verification for respiratory-gated volumetric modulated arc therapy. Physics in Medicine and Biology, 56(15):4827, 2011.spa
dc.relation.referencesJonathan Li et al. Validation of dynamic MLC-controller log files using a twodimensional diode array. Medical Physics, 30:799, 2003. doi:10.1118/1.1567951.spa
dc.relation.referencesNational Electrical Manufacturers Association (NEMA). Digital Imaging and Communications in Medicine (DICOM), 2011. Fecha de consulta: 6 de junio de 2015.spa
dc.relation.referencesNational Electrical Manufacturers Association (NEMA). Digital Imaging and Communications in Medicine (DICOM), 2015. Fecha de consulta: 6 de junio de 2015.spa
dc.relation.referencesNational Electrical Manufacturers Association (NEMA). Digital Imaging and Communications in Medicine (DICOM), 2015. Fecha de consulta: 6 de junio de 2015.spa
dc.relation.referencesB.S. Baxter, L.E. Hitchner, G.Q. Maguire, and American Assoc. of physicists in medicine. A Standard Format for Digital Image Exchange. AAPM report. American Institute of Physics for American Association of Physicists in Medicine, 1982.spa
dc.relation.referencesMichael Neumann. {DICOM} – Current status and future developments for radiotherapy. Zeitschrift für Medizinische Physik, 12(3):171–176, 2002. doi:10.1016/S0939-3889(15)70464-2.spa
dc.relation.referencesNational Electrical Manufacturers Association (NEMA). DICOM in Radiotherapy. Fecha de consulta: 6 de junio de 2015.spa
dc.relation.referencesDICOM Standards Committee and Working Group 7, Radiotherapy. Supplement 11: Radiotherapy Objects. Technical report, 1300 N. 17th Street Rosslyn, Virginia, USA, 1997.spa
dc.relation.referencesDICOM Standards Committee and Working Group 7, Radiotherapy. Supplement 29: Radiotherapy Treatment Records and Radiotherapy Media Extensions. Technical report, 1300 N. 17th Street Rosslyn, Virginia, USA, 1997.spa
dc.relation.referencesDICOM Standards Committee and Working Group 7, Radiotherapy. Supplement 102: Radiotherapy Extensions for Ion Therapy. Technical report, 1300 N. 17th Street Rosslyn, Virginia, USA, 2006.spa
dc.relation.referencesP. Mayles, A. Nahum, and J.C. Rosenwald. Handbook of Radiotherapy Physics: Theory and Practice. Taylor & Francis, 2007.spa
dc.relation.referencesI.J. Kalet. Principles of Biomedical Informatics. Elsevier Science, 2013.spa
dc.relation.referencesV Nelms B; Jarry G; Chan M; Hampton C; Watanabe Y; Feygelman. Real-world examples of sensitivity failures of the 3%/3mm pass rate metric and published action levels when used in IMRT/VMAT system commissioning. Journal of Physics Conference Series, 444, 06 2013. doi:10.1088/1742-6596/444/1/012086.spa
dc.relation.referencesM. Stasi, S. Bresciani, A. Miranti, A. Maggio, V. Sapino, and P. Gabriele. Pretreatment patient-specific IMRT quality assurance: A correlation study between gamma index and patient clinical dose volume histogram. Medical Physics, 39(12):7626–7634, 2012. doi:10.1118/1.4767763.spa
dc.relation.referencesA. Mans, M. Wendling, L. N. McDermott, J.-J. Sonke, R. Tielenburg, R. Vijlbrief, B. Mijnheer, M. van Herk, and J. C. Stroom. Catching errors with in vivo EPID dosimetry. Medical Physics, 37(6):2638–2644, 2010. doi:10.1118/1.3397807.spa
dc.relation.referencesSasa Mutic, R. Scott Brame, Swetha Oddiraju, Parag Parikh, Melisa A. Westfall, Merilee L. Hopkins, Angel D. Medina, Jonathan C. Danieley, Jeff M. Michalski, Issam M. El Naqa, Daniel A. Low, and Bin Wu. Event (error and near-miss) reporting and learning system for process improvement in radiation oncology. Medical Physics, 37(9):5027–5036, 2010. doi:10.1118/1.3471377.spa
dc.relation.referencesElizabeth A. Miles, Catharine H. Clark, M. Teresa Guerrero Urbano, Margaret Bidmead, David P. Dearnaley, Kevin J. Harrington, Roger A’Hern, and Christopher M. Nutting. The impact of introducing intensity modulated radiotherapy into routine clinical practice. Radiotherapy and Oncology, 77(3):241–246, 2005. doi:10.1016/j.radonc.2005.10.011.spa
dc.relation.referencesBaozhou Sun, Dharanipathy Rangaraj, Sunita Boddu, Murty Goddu, Deshan Yang, Geethpriya Palaniswaamy, Sridhar Yaddanapudi, Omar Wooten, and Sasa Mutic. Evaluation of the efficiency and effectiveness of independent dose calculation followed by machine log file analysis against conventional measurement based IMRT QA. Journal of Applied Clinical Medical Physics, 13(5), 2012.spa
dc.relation.referencesE Ford, S Terezakis, Y Yang, K Harris, and S Mutic. WE-C-214-05: A Quantification of the Effectiveness of Standard QA Measures at Preventing Errors in Radiation Therapy and the Promise of in Vivo EPID-Based Portal Dosimetry. Medical Physics, 38(6):3808–3808, 2011.spa
dc.relation.referencesJ Charles Smith, Sonja Dieterich, Colin G Orton, et al. It is STILL necessary to validate each individual IMRT treatment plan with dosimetric measurements before delivery. Medical physics, 38(2):553–555, 2011.spa
dc.relation.referencesChester; Dube Scott; Hendee William R. Ramsey. It is necessary to validate each individual IMRT treatment plan before delivery. Medical Physics, 30, 2003. doi:10.1118/1.1600740.spa
dc.relation.referencesJon J. Kruse and Charles S. Mayo. Comment on “Catching errors with patientspecific pretreatment machine log file analysis”. Practical Radiation Oncology, 3(2):91–92, 2013. doi:10.1016/j.prro.2012.05.007.spa
dc.relation.referencesBenjamin E Nelms, Heming Zhen, andWolfgang A Tomé. Per-beam, planar IMRT QA passing rates do not predict clinically relevant patient dose errorsa). Medical physics, 38(2):1037–1044, 2011.spa
dc.relation.referencesJianguo Qian, Louis Lee,Wu Liu, Karen Chu, Edward Mok, Gary Luxton, Quynh-Thu Le, and Lei Xing. Dose reconstruction for volumetric modulated arc therapy (VMAT) using cone-beam CT and dynamic log files. Physics in Medicine and Biology, 55(13):3597, 2010.spa
dc.relation.referencesLouis Lee, Quynh-Thu Le, and Lei Xing. Retrospective IMRT Dose Reconstruction Based on Cone-Beam CT and MLC Log-File. International Journal of Radiation Oncology Biology Physics, 70(2):634–644, 2015/06/04 2007. doi:10.1016/j.ijrobp.2007.09.054.spa
dc.rightsDerechos reservados - Universidad Nacional de Colombiaspa
dc.rights.accessrightsinfo:eu-repo/semantics/openAccessspa
dc.rights.licenseReconocimiento 4.0 Internacionalspa
dc.rights.spaAcceso abiertospa
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/spa
dc.subject.ddc530 - Físicaspa
dc.subject.proposalControl de Calidadspa
dc.subject.proposalQuality Controleng
dc.subject.proposalDynalogseng
dc.subject.proposalDynalogsspa
dc.subject.proposalTrajectoryLogsspa
dc.subject.proposalTrajectoryLogseng
dc.subject.proposalRadioterapiaspa
dc.subject.proposalRadiotherapyeng
dc.subject.proposalTumorspa
dc.subject.proposalCancereng
dc.subject.proposalTumoreng
dc.subject.proposalCáncerspa
dc.titleImplementación de un método de verificación de tratamientos IMRT utilizando archivos MLCLogsspa
dc.typeTrabajo de grado - Maestríaspa
dc.type.coarhttp://purl.org/coar/resource_type/c_bdccspa
dc.type.coarversionhttp://purl.org/coar/version/c_ab4af688f83e57aaspa
dc.type.contentTextspa
dc.type.driverinfo:eu-repo/semantics/masterThesisspa
dc.type.versioninfo:eu-repo/semantics/acceptedVersionspa
oaire.accessrightshttp://purl.org/coar/access_right/c_abf2spa

Archivos

Bloque original

Mostrando 1 - 1 de 1
Cargando...
Miniatura
Nombre:
1067875398.2015.pdf
Tamaño:
2.65 MB
Formato:
Adobe Portable Document Format

Bloque de licencias

Mostrando 1 - 1 de 1
Cargando...
Miniatura
Nombre:
license.txt
Tamaño:
3.8 KB
Formato:
Item-specific license agreed upon to submission
Descripción: