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Vienna, Austria

ESTRO 2025

Session

Quality assurance and auditing
Digital Poster
Physics
Feasibility of independent calculation-based dose for patient specific quality assurance in pencil beam scanning proton therapy
Nichakan Chatchumnan, Thailand
E25-59
The role of the Off-Axis Winston-Lutz test in routine modern linear accelerator quality assurance.
Joel Poder, Australia
E25-865
Multi-center LINAC isocenter evaluation beyond Winston-Lutz
Sotiri Stathakis, USA
E25-942
A compact, correction-less, 3D-printed dosimeter holder for postal reference dosimetry audits
Jamema Swamidas, India
E25-1092
Establishing a dosimetric end-to-end test in proton therapy
Yannick Joppien, Germany
E25-1206
Dose planning pre-trial quality assurance in the NIELS trial for patients with limited disease small cell lung cancer
Sara Linde, Denmark
E25-1233
Dose response, ghosting and QA Performance in Portal Dosimetry for Varian Halcyon and Ethos LINACs
Stefan Menger, Germany
E25-1241
Analysis of CBCT dose-related parameters in a Halcyon linac
Savannah Pie-Padro, Spain
E25-1261
Dosimetry audit in PROTECT – a European randomized phase III-trial comparing proton and photon therapy in esophageal cancer patients
Mai Lykkegaard Ehmsen, Denmark
E25-1329
A practical approach to develop in-house built medical software within the scope of the MDR
Peter Remeijer, The Netherlands
E25-1376
Assessing total CBCT dose and the associated radiation risk in breast cancer radiotherapy treatments
Savannah Pie-Padro, Spain
E25-1400
Reducing the patient-specific QA workload using PRIMO Monte Carlo software and portal dosimetry
Juan-Francisco Calvo-Ortega, Spain
E25-195
Novel customized dynamic cardiac phantom for complete end-to-end-testing of STereotactic Arrhythmia Radioablation (STAR)
Oliver Blanck, Germany
E25-1402
Analysis of Elekta MLC performance using statistics process control
Andrea Rodríguez Álvarez, Spain
E25-1551
A new derivation of the gamma index for signed data analysis and advanced quality assurance in radiotherapy
ABDOURAHAMANE DJIBO SIDIKOU, France
E25-1684
Characterization of complexity level of VMAT plans
Sankar Arumugam, Australia
E25-1771
Analysis of PSQAs by testing the new enhanced leaf model applying the AAPM TG-218 report
Francesca Dusi, Italy
E25-1868
Preliminary dosimetric assessment of Hippocampal Avoidance PCI in the EORTC-1901 PRIMALung Study
Luiza Souza, Belgium
E25-1904
Large-scale adoption of statistical process control for routine quality assurance on two Elekta medical linear accelerators
Savino Cilla , Italy
E25-1984
Implementation of the Quality Assurance Protocol for a Magnetic Resonance Imaging (MRI) Simulator System
Miguel Torres, Spain
E25-2010
Influence of Respiratory Motion on the Dosimetry of Lung Treatments
Francisco San Miguel, Spain
E25-2050
Development of a remote dosimetric auditing method for single-isocentre multi-target stereotactic radiosurgery: the ESPRESSO multi-centre study
Peter Greer, Australia
E25-2307
Dose calculation accuracy using a CT number calibration curve created using a stoichiometric CT number calibration method
Juan-Francisco Calvo-Ortega, Spain
E25-436
Assessment of Spatial Localization Accuracy of AI-based Synthetic CT
George Borzov, Israel
E25-2323
Use of the EPID to verify multi-isocenter craniospinal irradiation treatments
Paul Doolan, Cyprus
E25-2337
Evaluation of the Star Shot test for the adjustment and verification of the radiation source position
Timo Paasonen, Finland
E25-2493
Analysis of independent dose calculation and measurement systems for patient specific quality assurance.
Emma Dyke, United Kingdom
E25-2497
Commissioning techniques and results of an automated machine quality assurance test suite
Lana Critchfield, USA
E25-2692
Balancing safety and precision: dose assessment for Cone Beam CT in Radiotherapy through measurement and simulation
Livia Marrazzo, Italy
E25-2759
Experiences with automating LINAC QC field delivery with the Elekta iCOM interface in Python
Andrew Blackmore, United Kingdom
E25-2853
Different methods of quality assurance for dose accumulation in the reirradiation scenario
Stephanie Tanadini-Lang, Switzerland
E25-2939
Optimizing dose in CBCT protocols: A phantom and clinical study of the iCBCT algorithm in head and neck region
Ana Maria Sania Alcover, Spain
E25-2989
Identifying high-risk components in online adaptive RT through a multi-centre FMEA to address clinical trial QA needs
Sarah Osman, United Kingdom
E25-3008
Comparison of multi-institutional CT number conversion methodologies for stopping power prediction in Japan and Europe
Minoru Nakao, Japan
E25-562
Comparison of radiation isocenter accuracy in Varian LINAC models using Winston-Lutz tests.
Llorenç Benaches Magraner, Spain
E25-3279
QA strategy for online-Adaptive radiotherapy: Continuous monitoring and expanding of a commissioned space based on complexity metrics
Nicky van Lobenstein, The Netherlands
E25-3403
Smarter commissioning and less QA: bridging the gap between treatment plan complexity and dose calculation accuracy
Nicky van Lobenstein, The Netherlands
E25-3419
Clinical relevance of Elekta Agility MLC positional errors in H&N VMAT and Spinal SBRT treatments
Pablo Lopez Exposito, Spain
E25-3464
Dose-volume histogram-based index for objective assessment of radiotherapy treatment plans: Application to breast cancer patients
Henri Korkalainen, Finland
E25-3650
Clinical evaluation of quality assurance method using 4D moving phantom for Synchrony's lung tumor tracking
Koji Sasaki, Japan
E25-3802
Predicting IROC’s Thoracic Dosimetry Audit Performance Using Random Forest Modeling and Feature Interpretability.
Hunter Mehrens, USA
E25-3817
RESIS-ITS. Image Tracking Software for Radiotherapy
Abel Rodriguez Aranda, Spain
E25-3822
Quality Assurance in Stereotactic Body Radiotherapy for Spinal Metastasis: An Analysis of a prospective randomized trial
Pinelopi Gkogkou, United Kingdom
E25-3842
Gating latencies of the ExacTrac Dynamic system installed at an Elekta linac
Catrin Rodenberg, Germany
E25-3856
Influence of Intrafraction Motion on the Dosimetry of Prostate Treatments
Francisco San Miguel, Spain
E25-648
Initial results of a dosimetry audit campaign in Italy
Christian Fiandra, Italy
E25-3866
The Benefits of dedicated Medical Physicist time in Radiation Oncology Clinical Trials
Sandra Harkin, Ireland
E25-3933
CBCT dose optimisation in prostate IGRT
Alejandro Domínguez Perea, Spain
E25-4255
Clinical Validation of a commercial Monte Carlo based platform for patient-specific quality assurance in proton therapy
Giuseppe Castiglione Minischetti, Italy
E25-4272
QA-2030: a revised view on QA procedures on medical systems and patient treatment process in The Netherlands
Phil Koken, The Netherlands
E25-4288
Evaluation of beam model changes following corrective maintenance in Tomotherapy
Tiago Ventura, Portugal
E25-4466
Use of CBCT as a Quality Assurance Tool for Frame-Based SRS Treatments
Rupesh Kotecha, USA
E25-4468
Concordance testing of Elekta Machine QA (AQUA) daily output measurements
Joe Whitbourn, United Kingdom
E25-4504
CBCT doses from radiotherapy treatments: Dose quantification, optimization of clinical and reference CBCT protocols
André Lucas, Portugal
E25-4531
Patient specific quality assurance of sCT in a MR-only workflow: a comparison among generators
Stephane Dufreneix, France
E25-650
Does the tolerance level for beam output checks of the Elekta Unity with its on-board megavoltage imager hold in long-term clinical practice?
Guido Hilgers, The Netherlands
E25-696
A Data-Driven Approach to Risk Management in Radiation Oncology: Enhancing Safety through Real-Time Incident Reporting
Gerd Heilemann, Austria
E25-705
Evaluation of target offset compensation robustness using jaws and binary MLC in Radixact Synchrony tracking system: A phantom study
Masatoshi Miura, Japan
E25-742