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Sunday, September 27

3:00 PM - 4:00 PM ET

2042 - DECT-Derived Quantitative Parameters and Clinical Features for Predicting Prognosis in Patients with Locally Advanced Esophageal Squamous Cell Carcinoma after Neoadjuvant Chemoradiotherapy
Speaker: Cui, Yongbin, PhD - Shandong Cancer Hospital and Institute, Jinan, Shandong
3:00 PM - 4:00 PM ET

2043 - Phase I Study of Radiation Dose Intensification with Accelerated Hypofractionated Intensity Modulated Radiation Therapy and Concurrent Carboplatin and Paclitaxel for Inoperable Esophageal Cancer
Speaker: D'Souza, Alden, MD, MPHS - Washington University in St. Louis School of Medicine, St Louis, MO
3:00 PM - 4:00 PM ET

2044 - A Pilot Study for CT-Based Online Adaptive Radiotherapy in Patients with Newly Diagnosed High-Grade Glioma
Speaker: Daniell, Kayla, MD - Columbia University Irving Medical Center, New York, NY
3:00 PM - 4:00 PM ET

2045 - Impact of Doses to Hippocampal Subregions on Neurocognitive Outcomes in Patients with Primary Brain Tumors Treated with Intensity Modulated Proton Therapy
Speaker: Sharma, Prashasti, MD - Tata Memorial Hospital, Mumbai, Maharashtr
3:00 PM - 4:00 PM ET

2046 - Volumetric Changes in High-Grade IDH Mutant Diffuse Gliomas Treated with Reduced Margin Adaptive Intensity Modulated Proton Therapy
Speaker: Malhotra, Rahat, MD, Resident - Tata Memorial Hospital, Mumbai, Maharashtr
3:00 PM - 4:00 PM ET

2047 - Treated and Replanned Hippocampal Doses in Patients Receiving Photon vs. Proton RT for Favorable Grade 2-3 IDHmt Gliomas
Speaker: Davis, Alyssa, BS - University of Cincinnati, Cincinnati, OH
3:00 PM - 4:00 PM ET

2048 - Incidence of Radiation Necrosis and Local Failure in Small Brain Metastases Treated with Single-Fraction vs. Multi-Fraction Stereotactic Radiosurgery
Speaker: del Balzo, Luke, MD - Emory University Hospital, Atlanta, GA
3:00 PM - 4:00 PM ET

2049 - Cranial Radiotherapy and Local Fraction Dose for Treatment-Naive EGFR-Mutant NSCLC with Brain Metastases on First-Line 3<sup>rd</sup>-Generation TKIs, Stratified by Lung-molGPA: A Multi-Center Retrospective Analysis
Speaker: Deng, Guangchuan - Shandong Cancer Hospital and Institute, Shandong First Medical University and Shandong Academy of Medical Sciences,, Ji Nan, Shandong
3:00 PM - 4:00 PM ET

2050 - External Validation of a Spine SBRT Pain Flare Risk Stratification Model: A Foundation for aFuture Alliance Trial
Speaker: Dibs, Khaled, MD - Ohio State University Wexner Medical Center, Columbus, OH
3:00 PM - 4:00 PM ET

2051 - Preoperative Circulating Cell-Free DNA as a Prognostic Biomarker in Surgically Treated Spinal Metastatic Disease
Speaker: Dibs, Khaled, MD - Ohio State University Wexner Medical Center, Columbus, OH
3:00 PM - 4:00 PM ET

2052 - Dosimetric Tolerances of the Brainstem and Anterior Optic Pathway to Re-Irradiation In Recurrent Gliomas
Speaker: Djavadian, Reza, MD, PhD - University of Alabama at Birmingham, Birmingham, AL
3:00 PM - 4:00 PM ET

2053 - Impact of Histology and Treatment Pathway in a 10-Year Radical-Intent Oesophageal Cancer Cohort
Speaker: Dobeson, Caroline, MB, ChB - The Newcastle upon Tyne NHS Foundation Trust, Newcastle upon Tyne, Tyne and Wear