Clinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)

Background: With increasing application of Volumetric Modulated Arc Therapy (VMAT) and the complexity of treatment plans, necessity of patient-specific quality assurance procedures is raised. Therefore, this study aimed to perform VMAT plan control using the ArcCHECK® (Sun Nuclear) and the EPID (Ele...

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Autores principales: Morad El Kafhali, Mohammed Khalis, Marziyeh Tahmasbi, Rajaa Sebihi, Lida Velasquez Sierra
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Lenguaje:EN
Publicado: Elsevier 2021
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Acceso en línea:https://doaj.org/article/2ca4ae8feca94413a7d61461b107c370
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spelling oai:doaj.org-article:2ca4ae8feca94413a7d61461b107c3702021-11-20T05:07:05ZClinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)2352-451010.1016/j.phmed.2021.100044https://doaj.org/article/2ca4ae8feca94413a7d61461b107c3702021-12-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S235245102100010Xhttps://doaj.org/toc/2352-4510Background: With increasing application of Volumetric Modulated Arc Therapy (VMAT) and the complexity of treatment plans, necessity of patient-specific quality assurance procedures is raised. Therefore, this study aimed to perform VMAT plan control using the ArcCHECK® (Sun Nuclear) and the EPID (Electronic Portal Imaging Device) A-Si1000 and make a comparison. Methods: The study was carried out at AL KAWTAR Oncology Center (Fez-Meknes/Morocco) with the TrueBeamTM accelerator and EclipseTM Treatment Planning System (TPS). GeoGebra 6.0 and Origin 2019 software were applied to statistical analysis and to reconstruct the dose distribution maps for ArcCHECK® Phantom, respectively. Gamma index test with the 3%/3 and 2%/2 mm criteria applied to compare two pretreatment quality control instrumentation. Results: Although the EPID A-Si1000 and the ArcCHECK® phantom both were capable of performing VMAT plan control, results of gamma index analysis revealed some differences in the quality of the reviewed plans with the two devices. Conclusion: based on the results, a single device to implement patient QA for complex VMAT plans may not be reliable. Therefore, to ensure patient protection against machine or human errors, applying the EPID A-Si1000 and the ArcCHECK® phantom both are proposed to evaluate the quality of complex VMAT plans for different cancer types.Morad El KafhaliMohammed KhalisMarziyeh TahmasbiRajaa SebihiLida Velasquez SierraElsevierarticleVMATArcCHECK®EPID A-Si1000TrueBeamTMQuality assurance (QA)Gamma indexMedical physics. Medical radiology. Nuclear medicineR895-920ENPhysics in Medicine, Vol 12, Iss , Pp 100044- (2021)
institution DOAJ
collection DOAJ
language EN
topic VMAT
ArcCHECK®
EPID A-Si1000
TrueBeamTM
Quality assurance (QA)
Gamma index
Medical physics. Medical radiology. Nuclear medicine
R895-920
spellingShingle VMAT
ArcCHECK®
EPID A-Si1000
TrueBeamTM
Quality assurance (QA)
Gamma index
Medical physics. Medical radiology. Nuclear medicine
R895-920
Morad El Kafhali
Mohammed Khalis
Marziyeh Tahmasbi
Rajaa Sebihi
Lida Velasquez Sierra
Clinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)
description Background: With increasing application of Volumetric Modulated Arc Therapy (VMAT) and the complexity of treatment plans, necessity of patient-specific quality assurance procedures is raised. Therefore, this study aimed to perform VMAT plan control using the ArcCHECK® (Sun Nuclear) and the EPID (Electronic Portal Imaging Device) A-Si1000 and make a comparison. Methods: The study was carried out at AL KAWTAR Oncology Center (Fez-Meknes/Morocco) with the TrueBeamTM accelerator and EclipseTM Treatment Planning System (TPS). GeoGebra 6.0 and Origin 2019 software were applied to statistical analysis and to reconstruct the dose distribution maps for ArcCHECK® Phantom, respectively. Gamma index test with the 3%/3 and 2%/2 mm criteria applied to compare two pretreatment quality control instrumentation. Results: Although the EPID A-Si1000 and the ArcCHECK® phantom both were capable of performing VMAT plan control, results of gamma index analysis revealed some differences in the quality of the reviewed plans with the two devices. Conclusion: based on the results, a single device to implement patient QA for complex VMAT plans may not be reliable. Therefore, to ensure patient protection against machine or human errors, applying the EPID A-Si1000 and the ArcCHECK® phantom both are proposed to evaluate the quality of complex VMAT plans for different cancer types.
format article
author Morad El Kafhali
Mohammed Khalis
Marziyeh Tahmasbi
Rajaa Sebihi
Lida Velasquez Sierra
author_facet Morad El Kafhali
Mohammed Khalis
Marziyeh Tahmasbi
Rajaa Sebihi
Lida Velasquez Sierra
author_sort Morad El Kafhali
title Clinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)
title_short Clinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)
title_full Clinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)
title_fullStr Clinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)
title_full_unstemmed Clinical experiment on quality control comparison of complex treatment plans of the VMAT technique using a diode-based cylindrical phantom (ArcCHECK) and an amorphous silicon-based planar detector (A-Si1000)
title_sort clinical experiment on quality control comparison of complex treatment plans of the vmat technique using a diode-based cylindrical phantom (arccheck) and an amorphous silicon-based planar detector (a-si1000)
publisher Elsevier
publishDate 2021
url https://doaj.org/article/2ca4ae8feca94413a7d61461b107c370
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