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Measurement of Tumor T2* Relaxation Times after Iron Oxide Nanoparticle Administration
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Quantitative MRI T1 relaxation time as a biomarker of complete response in rectal cancer six weeks after neoadjuvant
Mathias Byriel1,2,3, Torben F Hansen4,2,3, L Henrik Jensen4,2,3
1Department of Radiology, University Hospital of Southern Denmark, Vejle, Beriderbakken 4, 7100 Vejle, Denmark.
Clinical and Translational Radiation Oncology
|August 8, 2026
Abstract:
•44 rectal cancer patients prospectively included for analysis of T1 relaxation time.•T1 relaxation time distinguished complete from incomplete response with AUC of 0.94.•T1 relaxation time is a promising tool for identification of complete response.

