DEAR MAYO CLINIC: I have had an acoustic neuroma for 10 years. When it was first diagnosed, I had fractionated stereotactic radiosurgery. Since then, I've had 18 MRIs with gadolinium injections. Have ...

People with a history of allergic-like reactions to iodinated contrast media, which is used in a variety of X-ray-based procedures, such as CT and angiography, are susceptible to similar reactions ...

Contrast agents are often used in diagnostic technologies like MRIs. There are many different types of contrast agents, which can make tissues much easier to see against the background fluids of the ...

Full-body MRI scans are gaining popularity, but doctors warn their benefits may not outweigh the risks for healthy, ...