Stockholm, Sweden

ESTRO 2026

Session

Saturday
May 16
10:15 - 11:00
Poster Area
Intra-fraction motion management and real-time adaptive radiotherapy
Poster Highlights
Physics
Preliminary analysis of intrafraction motion in prostate bed SBRT using 4D ultrasound monitoring: subgroup data from the POPART trial (NTC04831970)
Denis Panizza, Italy
-1374
Treatment Plan Quality and Dosimetric Outcomes of Ablative, Single-Fraction, Extracranial Stereotactic MR-Guided Adaptive Radiation Therapy
Mattison Flakus, USA
-1440
Analysis of Intrafraction Prostate Motion and Implications for Margin Selection in Linac-Based SBRT
Denis Panizza, Italy
-1541
Patient-specific offline intrafraction motion verification using per-fraction triggered kV images
Paul RETIF, France
-2212
Accelerating care and enhancing precision: A same-day, MRI-only simulation workflow for SRS of brain metastases in preparation of trial NCT07132190
Marvin Kinz, USA
-2497
Optimized segment-specific PTV margins for dose-escalation radiotherapy in rectal cancer based on the MR-Linac
Wang Yang, China
-2630
Dosimetric evaluation of real-time adaptive radiotherapy with Radixact® Synchrony® for lung carcinoma
Gaetano Gagliardo, Italy
-2833
Non-invasive mechanical ventilation with ambient air for respiratory-motion management in radiotherapy is feasible and comfortable.
Thomas Weststrate, The Netherlands
-3149
Optimal SBRT treatment margin strategy for exhale gating of abdominal malignancies using CMM motion monitoring with Elekta MR-LINAC
Luc Gingras, Canada
-3498
Intrafraction motion and gating efficiency in hepatic MR-guided SBRT (MRIgSBRT)
Paulo Ferreira, Belgium
-3792
Clinical implementation of online adaptive radiotherapy for patients with node-positive locally advanced cervical cancer
Harriëtte Dankers, The Netherlands
-426
The performance of zero-shot and fine-tuned Medical Segment Anything 2 compared to dedicated trained nn-UNet for real-time MR-guided tumour tracking
Rob HN Tijssen, The Netherlands
-4132
Dose accumulation for patients with liver metastases treated with MRI-guided SBRT: impact of geometrical uncertainties
Simon van Kranen, The Netherlands
-4203
Reproducibility and Dosimetric Impact of Surface-Guided DIBH breast radiotherapy using an automated CBCT–synthetic CT workflow on Halcyon System
Daniel Nguyen, France
-4328
AI-based real-time liver localization on fixed-angle stereoscopic X-ray images
Domagoj Radonic, Germany
-4478
Bronchial Correlation Objects for improved tumour localization on stereoscopic X-ray images
Julius Arnold, Austria
-721
Effects of variation in breath-hold reproducibility on proton and photon lung cancer stereotactic body radiotherapy
Nils Olovsson, Sweden
-781
A framework to estimate Planning Organ-At-Risk Volume margins for intra-fraction motion of the small bowel during MR-guided radiotherapy.
Bas Raaymakers, The Netherlands
-908
An investigation of prostate SBRT treatments feasibility without fiducial markers through intrafractional prostate motion analysis
Gary Mok, Canada
-1146
Surface imaging to remove the mask - Results from the SMART1 clinical trial
Youssef Ben Bouchta, USA
-1190
Beyond CBCT: real-time motion management in spine and non-spine bone SBRT using stereoscopic X-rays and SGRT.
Adrian Gutierrez, Belgium
-1262