Although CT is a relatively recent technology, there have been great improvements in the equipment. The early, slow "Step and Scan" machines required long image acquisition times, resulting in a ...

CEDAR RAPIDS, Iowa (KCRG) - An Eastern Iowa family says a loved one diagnosed with cancer can’t receive the needed CT scan because of a global shortage of contrast dye. “I’ve never heard about this, ...

"This is important because normally when you can't inject contrast dye, patients are either treated observationally with drugs that typically reduce the risk of blood clots but carry a risk of ...

A heart CT scan uses X-rays to create an image of the heart and blood vessels. Healthcare professionals may also refer to it as cardiac CT angiography. A CT scan is a noninvasive imaging procedure.