ESTRO 2025 - Abstract Book

S1787

Clinical – Upper GI

ESTRO 2025

Conclusion: The developed NTCP-model for pneumonia in patients undergoing nCRT for EC demonstrated fair discrimination and good calibration across five Dutch centres. Two dosimetric PCs were included in the model; PC1, which showed that a high mean dose to both the heart and lungs increases the risk of pneumonia. Moreover, PC3 demonstrated