Quality control of radiotherapy treatment plans with electrons

In this work the quality of the treatment planning generated by EclipseÒ commercial treatment planning system for electron beams of energy 9 and 20 MeV was verified and their accuracy in the calculation of dose distributions for several clinical situations was evaluated. Tests cases had been develo...

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Main Authors: Luciana Tourinho Campos, Luiz Ribeiro da Rosa, Delano Valdivino Batista, Delson Braz
Format: Article
Language:English
Published: Brazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR) 2019-01-01
Series:Brazilian Journal of Radiation Sciences
Subjects:
Online Access:https://bjrs.org.br/revista/index.php/REVISTA/article/view/785
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author Luciana Tourinho Campos
Luiz Ribeiro da Rosa
Delano Valdivino Batista
Delson Braz
author_facet Luciana Tourinho Campos
Luiz Ribeiro da Rosa
Delano Valdivino Batista
Delson Braz
author_sort Luciana Tourinho Campos
collection DOAJ
description In this work the quality of the treatment planning generated by EclipseÒ commercial treatment planning system for electron beams of energy 9 and 20 MeV was verified and their accuracy in the calculation of dose distributions for several clinical situations was evaluated. Tests cases had been developed according to the Brazilian reality, having as reference the radiotherapy treatments carried out in the National Institute of the Cancer.The system developed for checking the quality of treatment planning systems with electrons was efficient in evaluating the Eclipse planning system by identifying the failures of their algorithms, especially in planning the isodose. The verification system has been validated against the Monte Carlo method and the experimental data with an ionization chamber and showed the shortcomings of generalized pencil beam and eMC algorithms.
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spelling doaj.art-8ce9c123a7054fcd9817aee63af3a14b2022-12-22T03:34:44ZengBrazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR)Brazilian Journal of Radiation Sciences2319-06122019-01-017110.15392/bjrs.v7i1.785Quality control of radiotherapy treatment plans with electronsLuciana Tourinho Campos0Luiz Ribeiro da Rosa1Delano Valdivino Batista2Delson Braz3Universidade do Estado do Rio JaneiroInstituto de Radioproteção e Dosimetria – IRD/CNEN, Rio de Janeiro- RJ, BrazilInstituto de Radioproteção e Dosimetria – IRD/CNEN, Rio de Janeiro- RJ, Brazillaboratório de Instrumentação Nuclear – COPPE/UFRJ, Rio de Janeiro- RJ, Brazil In this work the quality of the treatment planning generated by EclipseÒ commercial treatment planning system for electron beams of energy 9 and 20 MeV was verified and their accuracy in the calculation of dose distributions for several clinical situations was evaluated. Tests cases had been developed according to the Brazilian reality, having as reference the radiotherapy treatments carried out in the National Institute of the Cancer.The system developed for checking the quality of treatment planning systems with electrons was efficient in evaluating the Eclipse planning system by identifying the failures of their algorithms, especially in planning the isodose. The verification system has been validated against the Monte Carlo method and the experimental data with an ionization chamber and showed the shortcomings of generalized pencil beam and eMC algorithms. https://bjrs.org.br/revista/index.php/REVISTA/article/view/785radiotherapyMonte Carlo dosimetryEGSnrc.
spellingShingle Luciana Tourinho Campos
Luiz Ribeiro da Rosa
Delano Valdivino Batista
Delson Braz
Quality control of radiotherapy treatment plans with electrons
Brazilian Journal of Radiation Sciences
radiotherapy
Monte Carlo dosimetry
EGSnrc.
title Quality control of radiotherapy treatment plans with electrons
title_full Quality control of radiotherapy treatment plans with electrons
title_fullStr Quality control of radiotherapy treatment plans with electrons
title_full_unstemmed Quality control of radiotherapy treatment plans with electrons
title_short Quality control of radiotherapy treatment plans with electrons
title_sort quality control of radiotherapy treatment plans with electrons
topic radiotherapy
Monte Carlo dosimetry
EGSnrc.
url https://bjrs.org.br/revista/index.php/REVISTA/article/view/785
work_keys_str_mv AT lucianatourinhocampos qualitycontrolofradiotherapytreatmentplanswithelectrons
AT luizribeirodarosa qualitycontrolofradiotherapytreatmentplanswithelectrons
AT delanovaldivinobatista qualitycontrolofradiotherapytreatmentplanswithelectrons
AT delsonbraz qualitycontrolofradiotherapytreatmentplanswithelectrons