A multicenter study by the PIOPED III Investigators has shown that magnetic resonance angiography (MRA) can be used to detect pulmonary embolism. The proportion of technically inadequate images ...

Functional magnetic resonance imaging (fMRI) has become an essential tool for studying human brain function ... oxygenation level dependent (BOLD) contrast. Checkerboard patterns or pictures ...

Shown are MRI scans of a Huntington’s disease (HD) sufferer’s brain (left) and a normal brain (right). In the HD brain, many brain cells have died and fluid (black areas) has filled in those ...