Ultrasound is the first choice imaging modality in pediatric abdominal pathologies. In recent years, MRI is being increasingly used for complimentary information in the domain of GI and GU imaging as well as in biliary tract imaging. In the radiological workup of children, radiation issues as well as noninvasive techniques are important to consider in particular in young infants. A pediatric setting with specialized practitioners (to reassure the child and to sedate him if necessary) should be helpful in acquiring satisfying MR images even in small children