Ultrasound and MRI for pediatric Crohn's disease assessment: correlations of the MaRIA score and IBUS-SAS with endoscopic disease activity and optimal cutoff values.

OBJECTIVES: To assess transmural damage in Crohn's disease (CD), magnetic resonance enterography (MRE, scored by the Magnetic Resonance Index of Activity, MaRIA) and intestinal ultrasound (IUS, scored by the International Bowel Ultrasound Segmental A…

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