feasibility of using a diffusion sequence of a MRgRT system as an early marker of treatment response during nRCT of rectal adenocarcinoma.
Patient over 18 years old.
Diagnosis of histologically confirmed rectal adenocarcinoma for which nRCT has been indicated.
Karnofsky Index (KPS) ≥ 70 or ECOG = 0 or 1
Signed consent to participation.
Predominant mucinous component on initial MRI, biopsy and / or definitive pathology. Mucin may lead to overestimation of ADC values on DWIs.
Contraindications to the MRI procedure (non compatible pacemaker or other metallic foreign body, severe claustrophobia).
Exclusive radiation therapy.
Other associated neo-adjuvant treatment.
Institut Paoli-Calmettes
Lead sponsor
University of California, Los Angeles
Collaborator