CT-Based Online Adaptive Prostate SBRT Improves Target Coverage and Reduces Rectal Dose

ASTRO Poster Library, Michael Waters, 364073

Systematic Study of Patient-specific Organs at Risk Auto-segmentation on Daily kVCT Images for Adaptive Head and Neck Radiotherapy

ASTRO Poster Library, Han Bin, 364048

A Fast 3D/3D Registration method based on Water Equivalent Path Length for heavy-ion radiotherapy.

ASTRO Poster Library, Ryusuke Hirai, 363370

Hybrid proton-photon treatment planning with fraction optimization

ASTRO Poster Library, Hao Gao, 364082

Optimizing radiation treatment for head and neck cancer with adapt-to-shape planning on a 1.5 Tesla MR-Linac

ASTRO Poster Library, He Wang, 364578

Innovative Diagnostic CT based Radiotherapy Planning

ASTRO Poster Library, Hans Kim, 364040

Maximization of peak-to-valley dose ratio and normal-tissue survival fraction for proton minibeam radiation therapy

ASTRO Poster Library, Hao Gao, 364091

Intensity modulated radiotherapy on a novel ring gantry-based linac with integrated dual PET-CT imaging systems: dosimetric plan comparison and initial clinical delivery experience

ASTRO Poster Library, Chunhui Han, 363442

Initial experience with real-time gated proton therapy (RGPT) in the definitive treatment of prostate cancer

ASTRO Poster Library, Yilin (Linda) Cao, 364032

Stratified assessment of a commercial deep learning algorithm for automated detection and contouring of metastatic brain tumors in stereotactic radiosurgery

ASTRO Poster Library, Jen-Yeu Wang, 364093

Robustness Evaluation for Proton Therapy with a Spirometry Based Deep Inhalation Breath Hold System

ASTRO Poster Library, Jiajin Fan, 364135

Dosimetric Predictors in Overall Survival Prediction For Patients With Mesothelioma through An Interpretable Cox Regression Model

ASTRO Poster Library, Xiangrong Qi, 364153

Metronome-Assisted Shallow Breathing as a Motion Management Technique for Liver Tumor Stereotactic Body Radiotherapy

ASTRO Poster Library, Navid Fallahi, 364217

An Estimate of Uncertainty in Deformable Image Registration Based Accumulated Biological Equivalent Dose for Re-irradiation

ASTRO Poster Library, Ergun Ahunbay, 363581

Long-Term Follow-Up Evaluation of Efficacy in Alpha-Emitting Radiation Therapy on Recurrent and Locally Advanced Squamous Cell Carcinomas in Multi-Center Clinical Study

ASTRO Poster Library, Aron Popovtzer, 363754

Dosimetric Impact of Intrafraction Prostate Motion in Dose-Escalated Linac-Based SBRT

ASTRO Poster Library, Denis Panizza, 364315

Combing step-and-shoot intensity modulated radiation therapy concomitant boost to tumor bed and 3D breast field-in-field plans for hypofractionated breast radiotherapy

ASTRO Poster Library, Yen-Ting Liu, 363692

Stereotactic Breast Radiotherapy Delivered via External Beam Daily Online Adaptive Replanning

ASTRO Poster Library, Dennis Stanley, 364325

Quantifying AI assisted auto-segmentations performance for a clinical online adaptive radiotherapy system in multiple treatment sites

ASTRO Poster Library, Boyu Meng, 364323

Investigation of Dosimetric Outcomes for Arteriovenous Malformations with Linac-Based SRS vs. Gamma Knife Planning

ASTRO Poster Library, Barbara Garcia, 363663

Density Overrides That Best Predict Bowel Changes During Pencil Beam Scanning Proton Radiotherapy for Prostate Cancer

ASTRO Poster Library, Jared Maas, 364410

An optimal solution study on the Leksell Gamma Knife^® Lightning^TM optimizer for stereotactic radiosurgery of single brain metastasis

ASTRO Poster Library, Yongsook Lee, 364306

A Method to Simplify Patient Specific QA of Single Isocenter Multiple Met SRS Plans

ASTRO Poster Library, Steven Kirsner, 363644

Segmentation of Targets and Organs at Risk for CBCT-based Online Adaptive Radiotherapy using Recurrent Neural Networks: A Clinical Evaluation

ASTRO Poster Library, Hengrui Zhao, 364301

Do HDR tandem and ring interfractional displacements predict the need to re-plan?

ASTRO Poster Library, Tara Gray, 364298

Evaluating anatomic conformity of 3D printer-assisted thermoplastic bolus: a novel approach to patient-specific bolus generation

ASTRO Poster Library, Jeffrey Cooney, 363821

Assessing Multiple MRI sequences in Deep Learning-Based Synthetic CT Generation for MR Only-Guided Radiation Therapy of Head and Neck Cancers

ASTRO Poster Library, Dane Pittock, 363850

Evidence-based definition of region of interest (ROI) for abdominal DIBH surface-guided radiotherapy

ASTRO Poster Library, Yulin Song, 364288

Clinical introduction of a volumetric-based skin-sparing planning technique for breast and chest wall patients treated with PBS proton therapy: a review on feasibility and impact on target coverage and robustness

ASTRO Poster Library, Alexander Goughenour, 364276

Clinical Experience and Feasibility of Using 2D-kV Image Online Intervention in the Ultrafractionated Stereotactic Radiation Treatment of Prostate Cancer

ASTRO Poster Library, Sen Boh Lim, 364270

Knowledge-Based Treatment Planning Model Improves Organ-at-Risk Sparing and Plan Consistency Across Clinics for Prostate Radiation Therapy

ASTRO Poster Library, Jiahan Zhang, 363907

Tailoring brachytherapy by identification of fibrosis versus tumor: Evaluating acute and chronic fibrosis via UTE MRI in Gynecological Cancer

ASTRO Poster Library, Khadija Sheikh, 363913

Evaluation of pulsed reduced dose rate (PRDR) intensity modulated proton therapy (IMPT) for re-irradiation of CNS malignancies

ASTRO Poster Library, Andrew Wroe, 364241

Comparison of Dose Calculation Algorithms for Accelerated Partial Breast Intensity Modulated Radiation Therapy

ASTRO Poster Library, Hayeon Kim, 364429

Contrast-Enhanced 4D MRI for Internal Target Volume Generation in Treatment Planning for Liver Tumors

ASTRO Poster Library, Horatio Thomas, 363973

Neural Representation for Three-dimensional Dose Distribution and Its Applications in Precision Radiation Therapy

ASTRO Poster Library, Lei Xing, 364162

Multi-institutional validation of a smartphone-based surface guided radiation therapy (SGRT) tracking system for respiratory monitoring in radiation therapy

ASTRO Poster Library, Dante Capaldi, 364466

Feasibility and dosimetric benefits of adaptive planning in prostate cancer radiotherapy using a novel treatment planning machine with integrated dual kVCT/PET imaging systems

ASTRO Poster Library, Chunhui Han, 364477

An Essential Treatment Pattern Of Lung Cancer:Magnetic Resonance-Guided Stereotactic Body Radiotherapy

ASTRO Poster Library, Xiaofang WANG, 364129

Early Clinical Effectiveness, Toxicity, and Quality of Life Outcomes of Magnetic Resonance Imaging-Guided Stereotactic Ablative Radiotherapy: A Systematic Review

ASTRO Poster Library, Amir Safavi, 364121

Clinical flow improvement by direct conversion of proton plans across different platforms

ASTRO Poster Library, Zhong Su, 364503

Dosimetry Validation Study for Automated Head and Neck Cancer Organs at Risk Segmentation using Stratified Learning and Neural Architecture Search

ASTRO Poster Library, Jia Ge, 364509

Examination of New Indicators in Adaptive Radiotherapy using Machine Learning in Head and Neck Volumetric Modulated Arc Therapy

ASTRO Poster Library, Toshiya Rachi, 363425

Non-Coplanar HyperArc VMAT vs Ring-Gantry Halcyon Linac for Angiosarcoma of Total Scalp Irradiation

ASTRO Poster Library, James Knight II, 364036

Development of a Clinical Neutron Source for Boron Neutron Capture Therapy

ASTRO Poster Library, Chad Lee, 364516

Title: Evaluation of Planning Techniques Involving Inverse Optimization in SBPT to Assess for Organs at Risk in Anal Cancer

ASTRO Poster Library, Brady Laughlin, 364089

The Feasibility of Biologically Guided Radiation Therapy Implemented in a Small-Animal Radiation Therapy Platform integrated with Quad-modal On-Board Imaging

ASTRO Poster Library, Xiadong Li, 364613

Adaptive Workflow for Whole Bladder Radiation Therapy with Simultaneous Integrated Boost on a CBCT Adaptive AI Driven System

ASTRO Poster Library, Alex Price, 364632

Clinical LINAC-based electron FLASH: Pathway for practical translation to trials of FLASH radiotherapy

ASTRO Poster Library, Hyunsoo No, 363317

Assessing the clinical impact of the special physics consult (SPC)

ASTRO Poster Library, Peter Aydin, 364060

Patient-specific quality assurance of deformable image registrations using atlas for adaptive radiotherapy of lung cancer

ASTRO Poster Library, Sadegh Alam, 364062

IMRT and SBRT Treatment Planning Study for the First Clinical Biology-guided Radiotherapy System

ASTRO Poster Library, Nataliya Kovalchuk, 364059

Transformer Network Assisted VMAT Optimization

ASTRO Poster Library, Peng Dong, 364045

Study the impact of magnetic field on dosimetry of proton therapy using Monte Carlo simulation

ASTRO Poster Library, Lanchun Lu, 364044

Comparative Evaluation of Brachial Plexus Sparing for Comprehensive Reirradiation of High Risk Recurrent or New Primary Breast Cancer

ASTRO Poster Library, Isabelle Choi, 364034

Daily artificial intelligence-assisted adaptive radiotherapy on cone-beam CT for cancer of the head and neck

ASTRO Poster Library, Jon Feldman, 364030

In-Silico Trial of Simulation-Free Hippocampal-Avoidance Whole Brain Radiotherapy Using Diagnostic MRI-Based and Online Adaptive Planning

ASTRO Poster Library, Kylie Kang, 364096

Evaluation of Markerless Tumor Tracking using Synthetic Dual Energy Images Produced using a Convolutional Neural Network

ASTRO Poster Library, Mandeep Kaur, 364027

Deep learning-based synthetic CT generation for MR-only adaptive radiation therapy on MR-Linacs

ASTRO Poster Library, Brady Hunt, 364012

A Novel Lightning Dose Optimizer for Gamma Knife Radiosurgery of Irregular-Shaped Arteriovenous Malformations and Pituitary Adenomas

ASTRO Poster Library, James Knight II, 364002

VMAT TBI Technique Based on Automated Treatment Planning

ASTRO Poster Library, Nataliya Kovalchuk, 363987

FLASH-enabled proton SBRT/SRS via simultaneous dose and dose rate optimization (SDDRO)

ASTRO Poster Library, Hao Gao, 363976

Dose rate control of FLASH proton beam for animal testing: Monte Carlo simulation

ASTRO Poster Library, Dohyeon Kim, 364210

Feasibility of treating brain lesions with a horizontal beam line and a couch with adjustable backrest angle

ASTRO Poster Library, Sonja Wegener, 363952

Feasibility of using a deep learning auto-segmentation software trained with planning CT for iterative CBCT based online adaptive prostate treatment

ASTRO Poster Library, Quan Chen, 363934

FLASH dose estimation for whole breast irradiation with proton transmission beams

ASTRO Poster Library, Wilko Verbakel, 363888

Implications of Including Tumor Presence Probabilities as Weights in Radiotherapy Optimization

ASTRO Poster Library, Ivar Bengtsson, 363878

The DIBH (Deep inspiration breath-hold) monitoring development using ultrasonic and IR sensors with a microcontroller

ASTRO Poster Library, Jae Kwag, 364279

The Impact of Image Guided Radiation Therapy (IGRT) on Efficacy and Toxicity of Prostate Cancer: A Systematic Review and Meta-Analysis

ASTRO Poster Library, Shilin Wang, 363855

Prospective Evaluation of Interim FDG-PET Imaging During Chemoradiation for Anal SCC

ASTRO Poster Library, Jim Leng, 363804

A prospective, randomized, controlled clinical study of cervical muscle group training improving radiotherapy setup accuracy repeatability for head and neck tumors

ASTRO Poster Library, Fei Bai, 363766

Validating TG119 VMAT Commissioning on a volumetric phantom

ASTRO Poster Library, David Brito, 364304

Radiation-induced lung injury quantified by hyperpolarized ¹²⁹Xe MRI: dose-dependence and association with changes in global lung function.

ASTRO Poster Library, Leith Rankine, 363726

Online Adaptive MR-Guided Radiotherapy (MRgRT) in UltraCentral (UC) Lung Lesions: Cumulative Delivered Dose as assessed with rigid fusion (RF) analysis shows significant improvement in clinically relevant parameters

ASTRO Poster Library, John Michael Bryant, 363724

HyperArc Planning for Benign Intracranial Pathologies: A Prospective Analysis on Plan Quality, Delivery, Control, and Toxicity

ASTRO Poster Library, Whitney Hotsinpiller, 363684

Dose reproducibility for PBS proton treatment of breast cancer patients with and without mask immobilization

ASTRO Poster Library, Yixiu Kang, 363675

Developing a CBCT-Guided Online Adaptive Radiotherapy Approach for Isotoxic Delivery of Ultra-High Dose to Oligometastatic Disease in Combination with Immunotherapy.

ASTRO Poster Library, Hima Musunuru, 364334

Using EBT3 Films and Monte Carlo Simulations to Determine the Percent Depth Dose of a New Y-90 Disc Source for Episcleral Brachytherapy

ASTRO Poster Library, Jenghwa Chang, 364362

Retrospective analysis to define appropriate physics FTE support for online adaptive radiotherapy programs

ASTRO Poster Library, Carlos Cardenas, 364371

End-of-range radiobiology effect on phantosmia in pediatric proton patients

ASTRO Poster Library, Juliane Daartz, 364376

Changes in CT Attenuation Values of Pericardium Months After Radiotherapy as Surrogates for Later Major Cardiotoxicity

ASTRO Poster Library, Amit Sawant, 364377

Initial clinical experience of CBCT-based adaptive online radiotherapy for SAbR of thoracic malignancies

ASTRO Poster Library, Yesenia Gonzalez, 364390

Dosimetric Assessment for Real-time Anatomical Motion during MR-guided Radiation Therapy by MR-LINAC

ASTRO Poster Library, Xin Chen, 363660

Ultra-high Dose-rate Carbon-ion Scanning Irradiation with a Compact Type Medical Synchrotron toward FLASH Research

ASTRO Poster Library, Masashi Yagi, 363558

Novel simulation for dosimetry impact of diaphragm respiratory motion in 4D VMAT for esophageal cancer

ASTRO Poster Library, Tsuyoshi Katsuta, 363554

Dosimetric Evaluation of Physical Radiation Delivery Limits of a Weak Magnetic Field Generator on GBM Dose Distributions

ASTRO Poster Library, Louise Naumann, 364468

Dosimetric benefits with a lower energy photon beam in stereotactic radiosurgery

ASTRO Poster Library, George Ding, 363533

Machine-specific delivery sequence model of compact superconducting synchrocyclotron proton therapy systems - a multi-institutional investigation

ASTRO Poster Library, Lewei Zhao, 363502

Clinical Implementation of Single Visit Palliative Adaptive Radiotherapy Without Prior CT Simulation

ASTRO Poster Library, Wilko Verbakel, 363474

Feasibility study of removable fiducial marker implantation with the intelligent navigation bronchoscopy technology in Cyberknife Synchrony tracking

ASTRO Poster Library, Jing Chen, 363412

Reducing PTV Margins with Daily Adaptive Radiotherapy to the Prostatic Fossa

ASTRO Poster Library, Kai Wang, 364533

Clinical Efficiency Gains with Artificial-Intelligence Auto-Segmentation in the Entire Human Body

ASTRO Poster Library, William Watkins, 364546

Considerations for CT Number Calibration and Imaging Parameter Selection for Adaptive Planning on a Novel On-board Helical kVCT System

ASTRO Poster Library, Riley Tegtmeier, 364571

Time Dependence of Coverage of the Prostatic Fossa: Implications for Daily Adaptive Radiotherapy

ASTRO Poster Library, Kai Wang, 364572

Automatic Contour Refinement of Inaccurate Auto-segmentation Using an Active Contour Model for MR-Guided Adaptive Radiotherapy

ASTRO Poster Library, Allen Li, 363407

Phantom study of the optimum irradiation angle for proton beam therapy in hepatocellular carcinoma

ASTRO Poster Library, Taku Tochinai, 364597

Generation of synthetic 6-minute MRI scans from 2-minute MRI scans for use in head and neck cancer adaptive radiotherapy

ASTRO Poster Library, Kareem Wahid, 363379

Accuracy of prostate segmentation on synthetic MR images generated from CT scans using a novel generative adversarial network for high-dose-rate prostate brachytherapy

ASTRO Poster Library, Hyejoo Kang, 363353

Overall accuracy of single-isocenter multiple metastases SRS treatments over time: Comparison of two commercially available methods

ASTRO Poster Library, Evangelos Pappas, 364636

Robustness of biology-guided radiotherapy delivery to PET biodistribution changes within target

ASTRO Poster Library, Murat Surucu, 364637