Sessions:

• International Session 04 - IAEA - ASTRO Joint Session: Promises and Pitfalls of Proton Beam Therapy for New Adopters of Advanced Technology ― Global Perspectives
• SS 06 - CNS 01 - Gliomas (Low Grade, High Grade), BN001 Preliminary Results, On Demand Sat 24th 12AM
• SS 30 - H&N 02 - Practical Head & Neck Radiotherapy, Talk: 179 Development of Advanced Preselection Tools to Reduce Unnecessary Plan Comparisons in Model-Based Selection of Head and Neck Cancer Patients for Proton Therapy
• EDU 17 - Lung Cancer Difficult Cases: Thoracic Re-Treatment,Talk: Protons for Recurrence,  Monday, Oct 26 11:00 AM
• Panel 05 - Mechanisms and Clinical Translation of FLASH-RT, , On Demand Monday, Oct 26 12:00 AM

Scientific Session Abstract Numbers:

• 59 Pericardial Effusion and Mortality in Patients Treated with Photons and Protons for Locally Advanced Non-Small-Cell Lung Cancer: The Voxel-Based Perspective
• 72 Proton Therapy for Pediatric Ependymoma: Mature Results from a Multi-Center Study
• 74 Proton Radiation Therapy for Pediatric Chordomas of the Base of Skull.
• 75 Vasculopathy in Pediatric Craniopharyngioma Patients Treated with Surgery and Proton Radiotherapy
• 76 Health Outcomes and Quality of Life in a Multi-institutional Prospective Phase II Trial of Proton Radiotherapy for Pediatric Rhabdomyosarcoma
• 77 Incorporation of Limited Margin, Dose Escalated Proton Beam RT to 59.4Gy(RBE) in Children with Rhabdomyosarcoma
• 84 The feasibility and accuracy of utilizing CBCT and Generative-Adversarial-Network (GAN) to perform proton treatment dose evaluation for Lung and Head&Neck patients
• 92 Comparing Healthcare Utilization, Hospitalization, and Costs with Neoadjuvant Intensity-Modulated Radiation Therapy (IMRT) versus Proton Beam Therapy (PBT) for Esophageal Cancer
• 137 FLASH Proton Irradiation using a Synchrocyclotron: Proof of Concept
• 158 4D dose reconstruction and accumulation brings confidence into proton treatments of moving tumors
• 159 Evaluation of Proton Dose Accuracy Improvements with Dual-Energy CT
• 160 Anatomic Changes in Head and Neck Intensity-Modulated Proton Therapy: Comparison between Robust Optimization and Daily Adaptation

Quick Pitch Abstracts:

• 1018 Clinically Significant Toxicities Attributable to Pencil Beam Scanning Proton Therapy in Pediatric Patients Enrolled in a Single Institution Phase IV Clinical Trial: Early Results from SJPROTON1 
• 1021 Long Term Clinical Outcomes of Proton Radiotherapy for Pediatric Medulloblastoma
• 1022 Second Tumors in Pediatric Patients Treated with Double-Scattered Proton Therapy
• 1023 Atypical Resting State Functional Connectivity and Deficits in Cognition in Pediatric Brain Tumor Patients Treated with Proton Beam Radiation
• 1041 Race Disparities in High-cost, Limited Resource Cancer Treatment: Proton Radiotherapy Use in Patients Enrolled on Children’s Oncology Group Trials
• 1046 Cardiac Events Following Radiotherapy for Locally Advanced Non-Small Cell Lung Carcinoma: A Comparison between Photon and Proton Beam Radiotherapy
• 1049 Selection of Mediastinal Lymphoma Patients for Proton Therapy in a Prospective Multi-Institutional Registry: Concordance with the ILROG Guidelines
• 1050 An Excess Mortality Risk Analysis of Proton Beam versus Optimal Photon Radiotherapy for Mediastinal Hodgkin Lymphoma: Who May Benefit Most?
• 1056 Public List Prices for Self-pay Proton Radiotherapy
• 1057 Establishing Mean Heart Dose Thresholds for Cost-effective Allocation of Proton Regional Nodal Irradiation
• 1087 Differences in Lymphocyte Count after Abdominal Flash or Conventional Proton Irradiation
• 1093 Comparison of Prospective, Longitudinal Swallowing Function After Primary Intensity-Modulated Proton Therapy (IMPT) or Transoral Robotic Surgery (TORS) for Oropharyngeal Squamous Cell Carcinoma
• 1096 A Prospective Study of Mucosal Sparing Proton Beam Therapy in Resected Oropharyngeal Cancer Patients: Toxicity, Quality of Life and Swallow Function
• 1115 Online Prediction of Dosimetric Changes in Dominant Intraprostatic Lesion Simultaneous Boost Using Intensity Modulated Proton Therapy
• 1131 Adaptive Proton Therapy for Pediatric Patients: Improving Delivered Plan Quality with On-treatment MRI
• 1134 Proton Radiotherapy for Infant Rhabdomyosarcoma: Rethinking Young Age as an Adverse Prognostic Factor
• 1149 Conventionally Fractionated FLASH Treatment Planning for Head and Neck Cancer using Transmission Beam Proton Therapy