ESTRO 2025 - Abstract Book

S3048

Physics - Image acquisition and processing

ESTRO 2025

Substantial inter- and intra-participant heterogeneity is visible in the RLCI maps. These ventilation regions can be overlaid onto the original radiotherapy treatment plan (Figure 2).

Conclusion: Dynamic 19 F MRI has been used for the first time in NSCLC patients to stratify lung tissue according to ventilation. This can be combined with anatomical data from the treatment planning CT. This has potential for sparing well-