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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2021
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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) |
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VMAT ArcCHECK® EPID A-Si1000 TrueBeamTM Quality assurance (QA) Gamma index Medical physics. Medical radiology. Nuclear medicine R895-920 |
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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 |
work_keys_str_mv |
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