You are at the healthcare provider’s office, and they tell you that you need an MRI scan with contrast dye.

How does the brain clean itself during sleep? A new ultrafast MRI method tracks cerebrospinal fluid flow without contrast ...

An MRI with contrast uses a special dye to make blood vessels, organs, and tissues stand out more clearly. The dye used in MRI with contrast contains gadolinium and is delivered through an IV, orally, ...

Researchers developed a fast, non-invasive MRI technique to measure brain fluid movement during sleep. They found that sleep ...