Next-generation CT scanners now allow doctors to image an entire organ in less than a second or create a detailed 3-D movie of an organ in real time, with about half the radiation dose and half the contrast media.

Using Toshiba’s Aquilion One, for example, UT Southwestern physicians said they will be able to accurately diagnose a stroke or heart attack in about 20 minutes. Currently, doctors often perform a battery of tests to confirm a heart attack — an EKG, CT angiography, nuclear testing and catheterization — which can take hours or even days.

More info: UT Southwestern news