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Stockholm, Sweden

ESTRO 2026

Session

Lower GI
Digital Poster
Clinical
Chemoradiotherapy for anal cancer: a monocentric retrospective analysis comparing dosimetry and outcome before and after guideline implementation
Philippe Bulens, Belgium
-34
Postinduction Response Evaluation in Total Neoadjuvant Therapy of Rectal Cancer: Who benefits from the TNT?
Ziqiang Wang, China
-351
CT-Guided Online Adaptive Radiotherapy in the TORCH-C Regimen for Locally Advanced Colon Cancer: A Prospective Feasibility Study
Weigang Hu, China
-418
Real-World Pattern-of-Care Analysis of Liver Reirradiation Among European Organisation for Research and Treatment of Cancer Members (EORTC).
CAROLINA DE LA PINTA, Spain
-636
A underestimated complication? Sacral fractures following radiotherapy for rectal cancer
Diego Piedrafita Suárez, Spain
-783
Real-world outcomes of the RAPIDO total neoadjuvant therapy regimen for rectal cancer in a tertiary cancer centre
Jingxue Hoo, Singapore
-792
Proton therapy in gastric cancer: a systematic review of dosimetric and clinical evidence
Meysam Ghanbari Saray, Azerbaijan
-968
Early ctDNA dynamics impact in locally advanced rectal cancer: interim analysis of the MOREOVER study
Luca Boldrini, Italy
-1241
Impact of dose-escalated chemoradiation on pathological complete response in patients with locally advanced rectal cancer.
Fernando Lopez Campos, Spain
-1258
Radiotherapy dose escalation in total neoadjuvant therapy for rectal cancer: A safe path to enhanced pathological response
Yasin Ozyurek, Turkey
-1306
Spatial effectiveness of intraoperative electron radiotherapy in locally recurrent rectal cancer using electromagnetic image-guided navigation
Marit Brouwer, The Netherlands
-1332
Neoadjuvant short-course radiotherapy followed by chemotherapy for rectal adenocarcinoma: real world analysis at a Brazilian public hospital
Lucas Uglione Da Ros, Brazil
-1567
Baseline haematological and radiological predictors of complete response to total neoadjuvant therapy in locally advanced rectal cancer
Claire Arthur, United Kingdom
-1925
Real-world implementation of total neoadjuvant therapy and organ preservation in rectal cancer: insights from the SEOR-GI national survey.
Sigfredo Romero, Spain
-2344
Anal squamous cell carcinoma: a population level study of patients treated radically with chemoradiation
Rosie Hill, United Kingdom
-2433
MRI-guided Reirradiation for Locally Recurrent Rectal Cancer: A Multicentric Retrospective Analysis
Angela Romano, Italy
-2615
Health-related quality of life of people with metastatic or recurrent / persistent anal cancer receiving radical chemoradiotherapy
Alexandra Gilbert, United Kingdom
-2989
Body composition helps to predict hematologic toxicities in rectal cancer patients receiving immunotherapy-based total neoadjuvant therapy
Wang Yang, China
-3191
Prospective assessment of Quality of Life in Locally Advanced Rectal Cancer  following Neo Adjuvant Chemo Radiotherapy at a tertiary hospital in India.
Pritanjali Singh, India
-3217
Positional Variability of Mesorectal Lymph Nodes in Radiotherapy for Rectal Cancer
Hilal Alkış , Turkey
-3372
Preoperative Chemoradiation with Simultaneous-Integrated Boost: Implications for Surgical Management of Locally Advanced Rectal Cancer
Mauro Loi, Italy
-3378
The clinical impact of MRI-only planning on a hypo-fractionated prostate treatment pathway
David Bird, United Kingdom
-3751
First implementation of an All-in-One solution with full automatic workflow for rectal cancer based on an integrated CT-linac
Luqi Wang, China
-3816
Baseline Phenotyping of Weak Supervision Eligibility in an All-in-One Radiotherapy Workflow for Rectal Cancer
Luqi Wang, China
-3845
Pathological Response and Outcomes Following Long vs Short Course Radiotherapy in Rectal Adenocarcinoma: A Retrospective Analysis from the Pre-TNT Era
Sara Vazquez Gonzalez, Spain
-3945
Clinical outcomes and survival after treatment of locally advanced rectal cancer according to the RAPIDO protocol
Nejla Fourati, Tunisia
-4003
Predicting Progression in Patients with Locally Advanced Rectal Cancer Using Inflammatory Biomarkers
Hatıce Kubra Isik, Turkey
-4095
Toxicity after short-course neoadyuvant chemorradiation with online adaptive radiotherapy for rectal cancer
Libe Amondarain, Spain
-4447
Local Response after SBRT for Colorectal Liver Metastases: Influence of Systemic Therapy and RAS Mutational Status
Nikolay Tolev, Bulgaria
-4677
Identifying high-risk patients after neoadjuvant chemoradiotherapy for rectal cancer: A DFI multivariate prognostic model
Mladen Marinković, Serbia
-4817
Neoadjuvant Radiotherapy in Rectosigmoid Junction Cancer: Comparison with Mid-Low Rectal Tumors
Xeila Bernárdez, Spain
-4831
Pelvic reirradiation in local relapse of anorectal tumors: real-world data from a single Institution
Chiara Lorubbio, Italy
-4836
Prognostic role of early lymphocyte kinetics in locally advanced rectal cancer
Jacek Burzynski, Poland
-5197