Reports of hypertensive crisis after contrast-enhanced CT scan in patients with pheochromocytoma ... as they relate to obsolete procedures and to the use of high-osmolar contrast agents, rather ...

A CT examination may sometimes involve the injection of an intravenous contrast agent ... such as CT of the head (including dental CT scans), chest and limbs, the pelvic region is not in the direct ...

You'll be given a gown to change into if your clothing interferes with the MRI readings. Dentures and hearing aids should be ...

A shortage of the chemical agent known as ‘contrast’ is causing hospitals to rethink some of their diagnostic procedures, including computerized tomography scans, better known as CT scans.