Liver Regeneration Following Radiation Therapy in Hepatocellular Carcinoma Patients: Insights from Functional Liver Imaging

ASTRO Poster Library, Peter Zaki, 391144

Evaluation of Treatment Interruptions and Recovery During Biology-guided Radiotherapy Delivery

ASTRO Poster Library, Murat Surucu, 391108

Quantifying Cardiac Chamber Motion for Noninvasive Stereotactic Cardiac Radiosurgery Using Deformable Image Registration

ASTRO Poster Library, Trevor McKeown, 391092

Assessment of Daily Target Motion to Optimize ITV Margins in Online Adaptive Plan for Liver and Pancreatic SBRT on MR-LINAC

ASTRO Poster Library, Min-Sig Hwang, 390952

Proton Online Adaptation using novel Cone-Beam Computed Tomography System

ASTRO Poster Library, Yao Hao, 390866

Impact of Stomach Deformability on PTV Coverage in Patients with Gastric MALTs Treated with Deep Inspiration Breath Hold (DIBH) and Daily CT-based Image-guided Radiation Therapy (IGRT)

ASTRO Poster Library, Gideon Haber, 390829

Dynamic Contrast Enhanced MRI as a Biomarker of tumour response and oncologic outcomes in head and neck cancer: Results of a single institution prospective imaging study

ASTRO Poster Library, Yomna Khamis, 389636

Relationship Between Spatial Distribution Tumor Location and Dosimetric Outcomes in Patients Receiving Definitive Proton Therapy for Locally Advanced Lung Cancer

ASTRO Poster Library, Hua-Ren Cherng, 390740

Intra Fraction Organs at risk Movements in Adaptive Radiotherapy of Upper-abdominal Stereotactic Body Radiotherapy on 0.35 T MR-Linac

ASTRO Poster Library, Alexandre Beige, 390692

Creation and Implementation of an Interdisciplinary Workflow for CBCT-Based Online Adaptive Radiotherapy

ASTRO Poster Library, Yi-Fang Wang, 390492

The impact of intra-fraction bowel motion on luminal gastrointestinal organ at risk dosimetry when using stereotactic adaptive radiotherapy for abdominal malignancies

ASTRO Poster Library, Weiren Liu, 390452

The Feasibility of Adaptive CT Simulation-Free Radiation Therapy

ASTRO Poster Library, R. Lee MacDonald, 390398

Patient-Specific Deep Learning Auto-Segmentation for MR-guided Adaptive Radiotherapy of Prostate Cancer

ASTRO Poster Library, Asma Amjad, 390381

Evaluation of Plan Quality and Complexity for Automated Intracranial SBRT VMAT Treatment Plans

ASTRO Poster Library, Garrett Baltz, 389740

Dosimetric analysis of Proton Beam Therapy versus Photon radiotherapy for Cardiac Tumors with or without Deep Inspiratory Breath Holding：a case report.

ASTRO Poster Library, DongJie Chen, 390283

Noninvasive radiation markers based on lung cancer CT images and dosimetry features to predict the immune response to radiotherapy in tumor microenvironment

ASTRO Poster Library, Guang Li, 390276

Plan Comparison of Left Breast Postmastectomy Radiotherapy: Halcyon IMRT and VMAT Plan versus Truebeam Fixed-jaws Plan

ASTRO Poster Library, Hailun Pan, 390138

Hypoxia Informed RBE-Weighted Beam Orientation Optimization for Intensity Modulated Proton Therapy Using [¹⁸F]-FMISO-PET Estimation of pO₂

ASTRO Poster Library, Pavitra Ramesh, 390113

Alternating Tumor Treating Fields (TTFields) layouts for reduced risk of skin irritation during treatment of solid tumors in the epigastric region

ASTRO Poster Library, Nadav Shapira, 389829

Pencil Beam Scanning Proton Stereotactic Body Radiation Therapy (SBRT): A Robust Single Institution Experience

ASTRO Poster Library, Dong Han, 390055

Prostate Tumor Regression During Radiation Therapy in Relation to Image Derived Estimates of Fibrosis using Ultrashort Echo Time MRI

ASTRO Poster Library, Khadija Sheikh, 390024

1.5T MR-guided daily adaptive radiotherapy: preliminary clinical report of the first 5000 fractions

ASTRO Poster Library, Michele Rigo, 390013

Cherenkov & Plan Integration for Real-Time Delivery Verification: The opportunity for automated visualization & guidance of all treatments in EBRT

ASTRO Poster Library, Brian Pogue, 389938

Application of the integrated deep reinforcement learning solution in automatic IMRT planning for gastric cancer

ASTRO Poster Library, Hanlin Wang, 389890

Vertex position optimization for LATTICE therapy

ASTRO Poster Library, Yuting Lin, 389862

Evaluation of Patient-Specific Quality Control (QC) for Markerless Dynamic Tumor Tracking (MDTT) Deliveries

ASTRO Poster Library, Marie-Laure Camborde, 389866

Decision tool to select prostate patients for fully adaptive prostate treament versus intra-fractional monitoring and intervention

ASTRO Poster Library, Frank Van Den Heuvel, 389889

Virtual-collimator based spatial dose modulation for proton GRID therapy

ASTRO Poster Library, Hao Gao, 389858

Towards biology-guided radiotherapy planning and delivery on a novel O-ring PET-linac platform: extended beyond bone and lung lesions

ASTRO Poster Library, Bin Cai, 389934

Clinical Outcomes of Synchronous Lung Stereotactic Body Radiation Therapy Lesions via Single-Isocenter/Multi-Lesion Treatments

ASTRO Poster Library, Mark Kenamond, 389857

Comparison of Plan Quality Metrics after Left Anterior Descending Coronary Artery Sparing in VMAT Esophageal Radiotherapy

ASTRO Poster Library, Abbey Stephens, 391127

Commissioning and initial validation of commercial treatment planning system for the electron FLASH Research Extension

ASTRO Poster Library, Kyuhak Oh, 389954

Low Tesla MR Imaging for Spine with Hardware

ASTRO Poster Library, Soon Huh, 390973

End-to-End Verification and Dosimetric Comparative Study of Brainlab Monte Carlo and Eclipse Acuros XB Photon Dose Calculation Algorithm for VMAT SRS Planning

ASTRO Poster Library, Han Liu, 389616

Dosimetric Accuracy of Multi-target Biology-guided Radiotherapy Treatments in a Single Session

ASTRO Poster Library, Jeffrey Schmall, 390915

Accuracy of Electron Density Mapping of a Novel kVCBCT System Designed for Planning

ASTRO Poster Library, Brandon Koger, 390014

Longitudinal monitoring of quantitative imaging kinetics of primary tumor and nodal volumes using the MR-Linac device in head and neck cancer patients

ASTRO Poster Library, Dina El-Habashy, 390816

Use of radiomics to predict treatment response in CNS, head, neck and lung tumors

ASTRO Poster Library, Yhana Chavis, 390785

Real-Time Spinal Cord Motion Tracking for MR-guided Spine SBRT (A Pilot Study)

ASTRO Poster Library, Eun Young Han, 390746

A Novel Analytic Method of Automatically Assessing Beamline Geometric Range Variations for CBCT-Guided Intensity-Modulated Proton Therapy (IMPT) for Localized Prostate Cancer

ASTRO Poster Library, Max Kassel, 390731

BEAM DELIVERY AND PATIENT ALIGNMENT: PERSPECTIVE OF THE INNOVATIVE CYCLOTON 400MEV/u MULTI-ION SYSTEM

ASTRO Poster Library, Virgile Letellier, 390719

Clinical Utility of Dual Phase FDG PET for Distinguishing Tumor Progression from Radionecrosis in the Modern Era

ASTRO Poster Library, Luke Peng, 390667

Preserving Structural Consistency in the Generation of Synthetic CT in Pelvic MR-only Radiation Treatment Planning

ASTRO Poster Library, Xianan Li, 389758

Feasibility of EPID Based In-Vivo Dosimetry for On-Couch Adaptive Radiotherapy

ASTRO Poster Library, Gary Razinskas, 390652

Clinical Review on Head and Neck CBCT Images

ASTRO Poster Library, Sze Yarn Sin, 390643

Online adaptive radiotherapy for pharyngeal cancer: Dose-volume histogram analysis between adapted and scheduled plan

ASTRO Poster Library, Takuya Uehara, 390622

Assessment of Bladder Filling Type on Radiation Dose to Organs at Risk in MR-guided Intracavity Brachytherapy for Cervical Cancer

ASTRO Poster Library, Euncheol Choi, 390566

Feasibility study of robust treatment planning in VMAT for Head and Neck Cancer

ASTRO Poster Library, Kana Motegi, 390267

Adaptive Dose-Staged Stereotactic Ablative Body Radiotherapy is Beneficial for Treatment of Large Central NSCLC Lung Tumors: A Dosimetric Simulation Study

ASTRO Poster Library, Javad Rahimian, 390484

Motion Effects on Spatially Fractionated Lattice Therapy

ASTRO Poster Library, Jonathan Ha, 389748

Planning Target Volume Margin Quantification of Retroperitoneal Tumors Using Robotic Stereotactic Body Radiotherapy with Spine Tracking

ASTRO Poster Library, Grant McKenzie, 389522

Adaptive Radiotherapy with Dose Fractionation Painting

ASTRO Poster Library, Di Yan, 389708

Enough and Some to Spare: Improved OAR Sparing with Daily Online Cone Beam Adaptive Radiation Therapy (OnC-ART) of the Cervix

ASTRO Poster Library, Allen Yen, 390383

Predicting Dosimetry of Stereotactic Ablative Radiotherapy for the Treatment of Multiple Lung Lesions

ASTRO Poster Library, Edward Wang, 389694

Treatment delivery gating of MRI-guided stereotactic radiotherapy for prostate cancer: An exploratory analysis of a Phase III Randomized Trial of CT-vs. MR-guided radiotherapy (MIRAGE)

ASTRO Poster Library, John Neylon, 390400

Comparison of Dynamic Trajectory Radiotherapy and Volumetric Modulated Arc Therapy for Loco-Regionally Advanced Oropharyngeal Cancer

ASTRO Poster Library, Jenny Bertholet, 389675

An Efficient Transformer Model for Synthesizing Dual Energy CT from Single Energy Scanner

ASTRO Poster Library, Liyan Sun, 390445

Optimal fractionation and timing of weekly cone-beam CT in daily surface-guided radiotherapy for breast cancer

ASTRO Poster Library, Haiyan Peng, 390472

Comparison of AI-based auto-segmentation quality with different daily IGRT imaging modalities for adaptive radiotherapy treatment planning

ASTRO Poster Library, Chunhui Han, 389755

Image-guided IORT after surgical resection of brain malignancies: a feasibility study

ASTRO Poster Library, Gustavo Sarria, 389674

Accelerating Volumetric CT and MRI Imaging by Reference-free Deep Learning Transformation from Low-Resolution to High-Resolution

ASTRO Poster Library, Siqi Ye, 391125

Feasibility and Clinical Implementation of Electron FLASH Radiation Therapy in the Yorkshire Swine Model

ASTRO Poster Library, Chike Abana, 391110

From Protons to Picasso: Recreating Famous Paintings Using Proton Beams as a "Paintbrush"

ASTRO Poster Library, Jin Shim, 389574

Feature Selection based on Unsupervised Clustering Mechanism on Multiple-sequence MRIs for Predicting Neoadjuvant Chemoradiation Response in Locally Advanced Rectal Cancer

ASTRO Poster Library, Xiangrong Qi, 390164

Dosimetry validation of MR-only treatment planning based upon the synthetic MRCAT pelvis with continuous Hounsfield units in prostate cancer

ASTRO Poster Library, Maoz Benayun, 390143

Statistical Analysis to Determine the Predictors of Liver Segmental Hypertrophy Observed Post-Radiotherapy

ASTRO Poster Library, Kristy Brock, 391087

Small samples and low-cost auto-segmentation method for pelvic organ-at-risk segmentation in magnetic resonance images using deep-learning

ASTRO Poster Library, Xianan Li, 389660

The interplay effect and mitigations with cyclotron and linac proton beam scanning for lung SBRT

ASTRO Poster Library, Chieh-Wen Liu, 390703

Defining the Role of Intensity Modulation in Electron Conformal Therapy for the Treatment of Head and Neck Cancer

ASTRO Poster Library, Jonathan Cabrera, 390708

Dose rate Assessment of Spot-Scanning Very High Energy Electrons FLASH Radiotherapy Driven by Laser Plasma Acceleration

ASTRO Poster Library, Jianfeng Lv, 389767

Developing a 4-D Dynamic Model for GammaTile Dose Distribution

ASTRO Poster Library, Sean King, 390064

Temporospatial Feathering of Hot Spots for Computed Tomography-guided Stereotactic Adaptive Radiotherapy (CT-STAR) for the Ultra-Central Thorax

ASTRO Poster Library, Emily Sigmund, 389647

Validation of a Fast-Helical Free-Breathing CT-Based Ventilation Technique Using Ventilation/Perfusion SPECT Imaging

ASTRO Poster Library, Ricky Savjani, 390745

Combined Radiotherapy Using a Method for Biologically Informed IMRT Planning

ASTRO Poster Library, Adam Turner, 391023

Using Scorecards to Tune Ethos Directive templates: An ARTIA Cervix Dosimetric Planning Study

ASTRO Poster Library, Kareem Rayn, 390034

Pelvis Treatment Plan Dose Comparison for Proton Therapy Using Single Energy and Dual Energy Computed Tomography Simulation Methods

ASTRO Poster Library, Sina Mossahebi, 390801

Daily Head and Neck Treatment Assessment for Optimal Proton Planning Robustness

ASTRO Poster Library, Leslie Chang, 389842

Acute Gastrointestinal and Genitourinary Toxicity results from a Prospective Randomised Phase II Trial Evaluating Adjuvant Pelvic Radiotherapy using either IMRT or 3-Dimensional Planning for Endometrial Cancer

ASTRO Poster Library, Killian Nugent, 389631

Feasibility and Safety of Single-Isocenter/Multi-Lesion (SIML) HyperArc Brain SRT: Clinical Implementation and Early Outcomes

ASTRO Poster Library, Jeremiah Johnson, 390356

Determining the Dosimetric Accuracy of Deep Learning-based Fully Automated Registration-segmentation Approach for Thoracic Cancer Organs-at-risk Contouring

ASTRO Poster Library, Chloe Choi, 391001

Effectiveness of bladder filling control during online MR-guided adaptive radiotherapy for rectum cancer

ASTRO Poster Library, Qifeng Wang, 389998

Sub-grouping strategy for improving atlas-based segmentation performance

ASTRO Poster Library, Binbing Wang, 389618

Single institution preliminary evaluation of a national study for the development of daily online magnetic resonance image guided radiotherapy

ASTRO Poster Library, Cynthia Eccles, 390003

Dose Coverage Variation Caused by Setup Uncertainties in VMAT-TBI Treatment

ASTRO Poster Library, Ke (Colin) Huang, 389853

Knowledge Based Planning Evolution: Multi-Criteria Optimisation of Prostates. Is There Always a Better Model?

ASTRO Poster Library, Laura Baker, 390917

Identifying and re-planning challenging retrospective SRS patients to evaluate the potential for a white matter tract sparing knowledge-based planning model

ASTRO Poster Library, Danilo Maziero, 390922

Stereotactic Body Radiation Therapy (SBRT) for Head and Neck Cancer Re-irradiation: Should >180˚ Carotid Encasement or Dermal involvement Remain an Exclusion Criteria?

ASTRO Poster Library, Jenna Kocsis, 390937

Hippocampal-Sparing Radiotherapy in Primary Sinonasal and Cutaneous Head and Neck Malignancies: A Feasibility Study

ASTRO Poster Library, Jacob Hall, 390875

Patient Impressions of Telemedicine in Radiation Oncology

ASTRO Poster Library, Wasif Talpur, 390837

Bridging the Gap of Radiotherapy Treatment Planning Quality between High- income, and Low- and Middle-income Countries Using Knowledge-based Planning

ASTRO Poster Library, Milton Ixquiac, 390994

Treatment Tolerance and Toxicity in Elderly Oropharyngeal Cancer Patients and Implication on Outcomes

ASTRO Poster Library, Ahmed Ghanem, 390998

Comparison of the Direct Power Consumption for Different Linac Treatment Parameters in External Beam Radiation Therapy

ASTRO Poster Library, Tomas Dvorak, 390833

A multicentre study of clinican and patient reported acute and late toxicity after radical (chemo)radiotherapy for non-endemic nasopharyngeal cancer

ASTRO Poster Library, Romelie Rieu, 389839

Definitive radiotherapy for oligometastatic and oligoprogressive thyroid cancer

ASTRO Poster Library, Stephanie Dudzinski, 390136

An Adaptive Multi-feature Fusion Network for Predicting Overall Survival of Patients with Head and Neck Cancer

ASTRO Poster Library, Xiaoying Pan, 390225

Impact of Outside Referral and Dental Extractions on Package Time With Postoperative Radiation Therapy for Head and Neck Cancer

ASTRO Poster Library, Joseph Nguyen, 389527

Beneficial role of multi-disciplinary treatment for anaplastic thyroid cancer with initial distant metastasis

ASTRO Poster Library, Ji Hoon Pyo, 390239

Prognostic value of depth of invasion in squamous cell carcinoma of the oral cavity of size 4 cm or less.

ASTRO Poster Library, Jun Yeong Song, 390559

Weekly vs. Bolus Cisplatin Concurrent with Definitive Radiotherapy for Squamous Carcinoma of the Head and Neck: A Systematic Review and Network Meta-Analysis

ASTRO Poster Library, Matthew Ward, 389951

The Environmental Impact of Radiation Oncology: The "footprint" of external beam radiation therapy

ASTRO Poster Library, Katie Lichter, 390831