There is usually no need for water fasting for an MRI, but fasting is required for an abdominal MRI, especially during an enhanced scan. The main reason for having an MRI is to remove metallic foreign objects from the body to prevent danger. Fasting is required when examining the abdomen, especially after injecting the contrast agent during the enhancement scan, the blood system will be filled with the contrast agent, which will give a better representation of the way of enhancing the lesion tissues in the corresponding area, so fasting and water are required during this process. Recently had stent implantation, early first do not do the MRI examination, itself claustrophobic patients, prohibited to do the MRI examination. If the patient is found to be agitated during the examination, it is necessary to stop it in time and do the relevant treatment under the guidance of the clinician. If you need to undergo MRI examination, please go to regular hospitals in time, and choose the appropriate examination method under the guidance of doctors to avoid delaying the condition.