Impact of Setup Errors on the Robustness of Linac-Based Single-Isocenter Coplanar and Non-Coplanar VMAT Plans for Multiple Brain Metastases

AAPM ePoster Library, Xiaohuan Sun, 383477

A Retrospective Study Analyzing Plan Quality Metrics for Stereotactic Gamma Knife Radiosurgery

AAPM ePoster Library, Enea Rrokaj, 383478

Sgrt-Based Dibh Radiotherapy Practice for Right-Sided Breast Cancer Combined with Rni: A Retrospective Study on Dosimetry and Setup Accuracy

AAPM ePoster Library, Jianjun Lai, 383479

Failure Mode and Effects Analysis for a Novel Electron Flash Research Extension (FLEX) System

AAPM ePoster Library, Su-Min Zhou, 383481

Dosimetric Effects of Grid Size on Dose Calculation in Brain Stereotactic Radiotherapy

AAPM ePoster Library, Hosang Jin, 383483

Learning Continuous Trajectories of Troponin T (hs-cTnT) Levels from Discrete Measurements of Patients Undergoing Chemoradiotherapy Treatment (CRT) for Non-Small Cell Lung Cancer (NSCLC)

AAPM ePoster Library, Oluwadamilola Fasina, 383484

Monte Carlo Cyberknife Lung SBRT Fixed-Cone Planning Using RTOG Evaluation Metrics

AAPM ePoster Library, Hong Xiang, 383485

Feasibility and Evaluation of Knowledge Based Planning for Gynecological Cancer

AAPM ePoster Library, Elangovan Doraisamy, 383486

Hyaluronic Acid Rectal Spacer in Proton Therapy: Visualization, Localization, and Dosimetric Effects for Clinical Use

AAPM ePoster Library, Hardev Grewal, 383488

Objective Phantom Postioning to Radiation Isocenter Via Minimum Penumbra Measure

AAPM ePoster Library, ChangSeon Kim, 383489

Trends in Abnormal Occurrences in Prostate Seed Implants

AAPM ePoster Library, Elizabeth Jaye, 383490

Characteristics of a New Plastic Scintillation Detector in Photon Beams

AAPM ePoster Library, Indra Das, 383491

A Methodology for Comprehensive Quality Assurance of Phase Gating with Surface Tracking, Spirometry, and Fiducial Tracking in Radiation Therapy

AAPM ePoster Library, Matthew Sullivan, 383492

S-Values for Brain Sub-Regions and Lacrimal Gland Sources to Support Radionuclide and Radiopharmaceutical Dosimetry in the Mesh-Type Icrp Reference Adult Phantoms

AAPM ePoster Library, Bonnie President, 383493

Gamma Pass Rate Classification Prediction and Interpretation Based on Shap Value Feature Selection

AAPM ePoster Library, Qianxi Ni, 383494

Modeling Tumor Vasculature for Perfusion and Oxygenation Analysis

AAPM ePoster Library, Jiayi Du, 383495

Adjustments of Initial Electron Beam Parameters for Accurate Dose Calculations Using Different Monte Carlo Bremsstrahlung Models for a 6 MV Photon Beam in Radiotherapy

AAPM ePoster Library, Michael Fix, 383498

Treatment of Thin Uveal Melanoma Tumors with Eye Physics Plaques to Reduce Dose to OAR While Maintaining Tumor Coverage with Renormalization of Prescription Point to Tumor Apex

AAPM ePoster Library, Matthew Sullivan, 383499

Analysis of Dependence of High Dose Rate Brachytherapy Treatment Quality on Multiple Variables

AAPM ePoster Library, Joseph Panetta, 383500

Comparison of Custom Lipcda Radiochromic Material to Commercial Films Under Standard Andflash Conditions

AAPM ePoster Library, Rohith Kaiyum, 383502

Accuracy of the Gamma Analysis for Head-and-Neck Volumetric-Arc Radiation Therapy

AAPM ePoster Library, Akito Saito, 383503

Quantification of the Radiation Attenuation of a MR-Linac Couch

AAPM ePoster Library, Bin Yang, 383504

Development of the Aperture for Mcsquare+: An in-House Intensity Modulated Proton Therapy Simulation at the Proton Therapy Center at the University of Texas MD Anderson Cancer Center

AAPM ePoster Library, Antony Adair, 383596

Standardizing, Streamlining, and Enhancing Spine Stereotactic Radiosurgery Treatment Planning with AI-Enabled Automation Tools

AAPM ePoster Library, Lei Wang, 384277

Development of a Winston-Lutz Test to Quantify Isocentricity of Pencil Beam Scanning Proton Therapy Machines

AAPM ePoster Library, Imad Ali, 384278

Prostate Target Volume Segmentation Combining Fully Vision Transformer Network (VT U-Net v.2) with Hyper-Parameter Tuning

AAPM ePoster Library, Hyeonjeong Cho, 384279

Evaluation of the Necessity of Using Non-Coplanar Arcs in Single Vocal Cord Irradiation

AAPM ePoster Library, Jie Ding, 384280

Rapid Automated Treatment Planning for Reflexion Bgrt Treatments Using Dose Backprojection Algorithm

AAPM ePoster Library, Joseph Barbiere, 384281

Clinical Workflow Implementation for the Reduction of Cone-Beam CT Imaging Dose during Patient Setup for Accelerated Partial Breast Irradiation

AAPM ePoster Library, Jaewook Joo, 384282

A Monte Carlo Based Comparison of Dose to Epidermis and Dermis for Commercially Available RT Bolus Products.

AAPM ePoster Library, Jafr-Tayar Shabazz, 384283

An Investigational Study to Explore Use of Cesium-131 for Permanent Breast Seed Implant (PBSI) for Patients Eligible for Accelerated Partial Breast Irradiation (APBI).

AAPM ePoster Library, Shahid Awan, 384285

Feasibility Study of Simulation-Free Same-Day VMAT Treatment of Vertebral Metastases within a Dedicated Rapid Palliative Clinic

AAPM ePoster Library, Madeleine Van de, 384286

A Study on the Comparison of Osld Calibration and Reading Dose in Rqr Standard

AAPM ePoster Library, Seungwoo Park, 384287

Identifying the Optimal Level of Dose Trade-Offs between Left Lung and Heart in Lung Cancer Cases Using NTCP Metrics

AAPM ePoster Library, Georgios Komisopoulos, 384290

A Novel Simultaneous Calibration Method of Multiple Seeds for LDR Prostate Brachytherapy Implants

AAPM ePoster Library, Rajeev Badkul, 384291

Validation of a Stereotactic Radiosurgery Treatment Planning System with a High-Resolution Digital Detector Array

AAPM ePoster Library, Yun Yang, 384292

Pitfalls of Multi Institutional Training Dataset to Predict Radiotherapy Treatment Response: The Influence of Treatment Planning System

AAPM ePoster Library, Reza Reiazi, 384293

Quantitative Evaluation of Susceptibility Artifact from Metallic Implants in a 0.35T MR-Linac: A Feasibility Study

AAPM ePoster Library, Nicholas Potter, 384294

Linac-Based SRS Treatments Slow Down Unnecessarily Due to Parked Leaf Optimization

AAPM ePoster Library, Cory Knill, 384296

Nasal Cavity and Paranasal Sinus Cancer Treatment with MR-Guided Adaptive Radiotherapy

AAPM ePoster Library, Tsuicheng Chiu, 384297

A Hybrid Synthetic CT (sCT) Approach with Hounsfield Unit (HU) Correction Improves Dosimetry for Double-Prosthesis Patients Treated on MR-Linac

AAPM ePoster Library, Viktor Iakovenko, 384298

A Needs Assessment of Clinical Medical Physicists with Respect to Treatment Plan Assessment and Upstream Plan Checks

AAPM ePoster Library, Stephanie Parker, 384301

Madc-Gan: Auto Segmentation of Head and Neck Region By Generative Adversarial Network with Dilated Convolution and Multi Attention Mechanism

AAPM ePoster Library, Takahiro Nishimura, 384302

Achieving Sub 1-Mm Accuracy in Proton Flash Studies Using a Stand-Alone Small-Animal Image-Guided Irradiator

AAPM ePoster Library, Wei Deng, 384304

Characterization of a Dual Energy CT Scanner with Pseudo-Monoenergetic Reconstruction

AAPM ePoster Library, Rachel Grimm, 384305

A Novel Markerless Cine MR-Guided Imaging Guidance Approach with Beam Eye View and Beam Path View in Radiotherapy

AAPM ePoster Library, Jiayun Chen, 384309

Evaluation of Distal Correction for Ring Applicators in Bravos HDR Treatment

AAPM ePoster Library, Si Young Jang, 384310

Dosimetric Comparison of Brainlab Exactrack Couch to Varian Exact IGRT Couch for Planning and Delivery

AAPM ePoster Library, Matthew Sullivan, 384311

Evaluation of Setup Uncertainties in Linac-Based SRS for Trigeminal Neuralgia

AAPM ePoster Library, Junliang Xu, 384312

Monte Carlo Investigation of Attenuation Effects on Beam Quality Metrics for a 6FFF Beam on a Varian Truebeam Linear Accelerator

AAPM ePoster Library, Jacob Lambeck, 384313

End to End Testing for Light Section Based Surface Guidance System in Combination with Other Imaging Device

AAPM ePoster Library, Naoki Hayashi, 384315

Assistu: Robotic Process Automation for Streamlining Weekly Chart Check Documentation in Mosaiq

AAPM ePoster Library, Junyi Xia, 384316

Direct Comparison of CT-Ventilation Imaging Methods

AAPM ePoster Library, Hilary Byrne, 384317

Robustness Evaluation of SIB Intensity Modulated Proton Therapy SIB-IMPT and Volumetric Intensity Arc Therapy SIB-VMAT to Dominant Intra-Prostatic Lesions Dils

AAPM ePoster Library, Yuting Lin, 384318

Multi-Leaf Collimator Angle Optimization for Single Isocenter Plans with Multiple Lesions

AAPM ePoster Library, Yussuf Abdelal, 384319

Output Factor Measurement Using Thales 3D Scanner and Edge Detector on the Mridian Linac and Comparison Against the Monte Carlo Calculated Output Factors from Multiple Institutions

AAPM ePoster Library, Suresh Rana, 384320

Rapidplan for Head and Neck: Comparison with Clinical Plans and Impact of Target Location

AAPM ePoster Library, Tingyu Wang, 384322

Clinical Accuracy of the Iba Proteus®One Patient Positioning System When Using Non-Zero Couch Angles

AAPM ePoster Library, Twyla Willoughby, 384323

Co-Localization Analysis in Fluorescence Microscopy Using a Modified YOLOv5 Model

AAPM ePoster Library, Somayeh Taghizadehghahremanloo, 384324

Dosimetry of Internal Eye Shield Using the Newly Released GafchromicTM EBT4 Film with a Bolus-Aided Measurement Setup

AAPM ePoster Library, Emily Draeger, 384326

Effect of Prescription Isodose Line on Tissue Sparing in Linac-Based Cranial SRS Targeting Multiple Metastases

AAPM ePoster Library, Yohan Walter, 384328

Comparison of AGD from “Combo Mode” Vs “Synthetic Mode” Mammography As a Function of Image-Specific Parameters

AAPM ePoster Library, Anahita Heshmat, 384329

Didactic Training Exercises for Proton Radiation Therapy Treatment Planning

AAPM ePoster Library, Jennifer Smetanick, 384330

Preoperative Prediction of Clinical and Pathological Stages for Patients with Esophageal Cancer Using PET/CT Radiomics

AAPM ePoster Library, Xiyao Lei, 384331

Comparison of Various Imaging Quality Parameters for Sect and Dect at Various Energy Levels

AAPM ePoster Library, Fergany Badry, 384332

Initial Experience of Machine and Patient Specific QA of Proton Beam Therapy Using Pencil Beam Scanning on ProBeam360

AAPM ePoster Library, Sukhdeep Gill, 384334

Optimization and Standardization of CT Protocols for Reducing Motion Artifacts during CT Simulation

AAPM ePoster Library, Hannah Lee, 384335

Quantitative Susceptibility MRI (QSM) in Infarction Site after Stroke in Mouse

AAPM ePoster Library, Le Zhang, 384337

3D Dose Distribution Prediction for Radiotherapy Treatments Using Convolutional Neural Networks: Application in Prostate Cancer

AAPM ePoster Library, Edgardo Garrigo, 384338

Image-Based Ultrasound Speed Estimation: Phantoms and Human Livers Study

AAPM ePoster Library, Jian-Feng Chen, 384339

Suitability of the Ethos Treatment Planning System for Automated SRT Planning for Large Body Habitus Patients

AAPM ePoster Library, Dennis Stanley, 384341

Application of the Precalculated Monte Carlo (PMC) Method for Alpha Particle Microdosimetry Including Heterogeneous Boundaries

AAPM ePoster Library, Mojtaba Hoseini-Ghahfarokhi, 384342

Is Edge DetectorTM Suitable for Stereotactic Cone Beam Commissioning

AAPM ePoster Library, Guozhen Luo, 384343

A New Method for Determining Patient Dose from Tube Current Modulated Chest CT Examination Based on Measured Dose Profile in TCM Phantom

AAPM ePoster Library, Haikuan Liu, 384345

Radiobiological Advantages of Using Linac Proton Beams Vs Cyclotron Proton Beams and X-Ray Photon Beams for Lattice Therapy

AAPM ePoster Library, Ping Xia, 384349

Clinical Development of CT Simulations for MR-Linac Patients without the Use of a CT Table Overlay

AAPM ePoster Library, Travis Salzillo, 384350

Surface Guidance Motion Assessment during Linac-Based SRS with Non-Coplanar Arcs

AAPM ePoster Library, Maria De Ornelas, 384351

Application of Machine Learning Techniques Using Complexity-Based and Radiomic Features for Quality Evaluation of Complex Radiotherapy Treatments

AAPM ePoster Library, Leyla Ebrahimpour, 384352

Augmenting Lung Cancer Data Using Dosimetric Features with an Autoencoder Network

AAPM ePoster Library, William Sleeman, 384353

Small Field Beam Profile Measurement for SRS Commissioning Using an Ultrahigh-Resolution 2D Detector Array

AAPM ePoster Library, Jun Duan, 384354

Energy Dependence of the Gafchromic EBT4 Film: Dose-Response Curves for 70kV, 6MV, 6MV FFF, 10MV FFF, and 15MV X-Ray Beams

AAPM ePoster Library, Maria Chan, 384355

Profiles for Small Applicators ≤3 Cm Measured Using Superficial x-Ray Energies (50 kV – 100 kV) for Treatment of Non-Melanoma Skin Cancer

AAPM ePoster Library, Yongsook Lee, 384356

Predicting the Gamma Passing Rates of VMAT for SBRT QA with Three Models Using Machine Learning

AAPM ePoster Library, Wenzhao Sun, 384357

Enabling Flash Treatment of Large Ultra-Central Lung Tumors Using Novel Optimization Method

AAPM ePoster Library, Michael Folkerts, 384358

Historical Patient QA Gamma Analysis for Better Planning Practices

AAPM ePoster Library, Rainor Connor, 384360

A Quantitative Comparison of a Modern Color Flatbed Film Scanner Model and Its Predecessor

AAPM ePoster Library, Austin Skinner, 384361

Driving Clinical Excellence: Utilizing Cloud-Based Metrics for Continuous Monitoring and Improvement of Clinical Performance

AAPM ePoster Library, Junyi Xia, 384362

Deep Learning of Dose-Image Attentional Feature Fusion with Convolutional Variational Autoencoder Representation and Multilayer Perceptron Prediction of FDG PET Tumor Chemoradiation Response

AAPM ePoster Library, Shouyi Wang, 384363

Dosimetric Robustness Testing of a Multi-Isocentric VMAT CSI Treatment Workflow

AAPM ePoster Library, Mario Serrano-Sosa, 384364

Research and Practice on Cdio-Based Talent Cultivation System of Radiological Technology Major in Universities

AAPM ePoster Library, Depeng Ma, 384366

Dosimetric Benefits of 3D-Printed Modulated Electron Bolus for Radiation Treatment of Gynecomastia

AAPM ePoster Library, Michael Ashenafi, 384368

The Impact of Radiomics Pipelines and Gray Level Discretization on the Discovery of Immunotherapy Biomarkers in NSCLC Patients

AAPM ePoster Library, Leyla Ebrahimpour, 384369

Assessment of MR Imaging Quality and Image Definition Accuracy in Vantage Frame-Based Gamma Knife Radiosurgery

AAPM ePoster Library, Ingrid Valencia Lozano, 384370

Validation of the Monte Carlo Simulation Code Used to Study MRI-Guided Proton Therapy

AAPM ePoster Library, Abdelhai BEN ALI, 384371

Evaluation of the Adaptive CT for the Delivered Dose Estimation to Lung SABR Patients

AAPM ePoster Library, Geum Bong Yu, 384372

Inconsistent CT NSCLC Radiomics Associated with Feature Selection Methods, Predictive Models and Related Factors

AAPM ePoster Library, Gary Ge, 384373

Pre- and Post-Radiotherapy PET Images for Non-Small Cell Lung Carcinoma Survival Prediction Using a Vision Transformer

AAPM ePoster Library, Austen Maniscalco, 384374

Evaluation of a Deep-Learning Based Segmentation Tool on Overall Clinical Workflow

AAPM ePoster Library, Kenneth Homann, 384376

Implementation of a TG-224 Compliant, Web-Based QA Program for a Modern Proton Therapy Center

AAPM ePoster Library, Kristen McConnell, 384378

Scintillation Detector Gain and Spot Distribution Optimization to Enable Simultaneous Measurement of Multiple Spots for Proton Pencil Beam Quality Assurance

AAPM ePoster Library, Yanchao Wang, 384380