Multicenter prospective cross-sectional study of CD patients, its aim is the construction of an objective and reproducible system for evaluation of Transmural healing in Crohn's Disease (CD).
Primary objective : Objective definition of depth or grade of transmural healing in relation to radiologic signs observed during Magnetic Resonance Enterography (MRE) in CD
≥ 18 years of age
Patient diagnosed with CD for more than 6 months with histological confirmation available in his medical record.
Indication for MRE based on routine clinical practice validated by the treating physician
Any CD treatment will be authorized, such as biologicals (infliximab, adalimumab, vedolizumab, ustekinumab…), or immunomodulators (azathioprine, 6-mercaptopurine, methotrexate…).
Pregnancy during the study
People unable to give consent (because of their physical or mental state)
Absence of written consent
Ulcerative colitis or unclassified IBD