But that is his experience! Once you learn how to replace a smoke alarm, a carbon monoxide detector should be next. My recommendation: buy a good plug-in detector! If you want, get one with a battery back up. Put it near any potential CO source and another near your bedroom(s). And you will be safe and feel safe.
The most commonly used MRI contrast agent is the element gadolinium. As with radiographic agents, gadolinium can be injected into the blood vessels or injected into a joint. Gadolinium-enhanced MRI scans can be very helpful at showing subtle findings such as labral tears in the shoulder and hip cartilage damage.
DOWNLOADABLE PDF: Contrast Injections. You are scheduled for an imaging test that uses a substance called contrast. Other names for contrast are contrast medium, contrast agent, contrast material, X-ray dye, and gadolinium contrast. For this test, contrast may be injected into a vein in your arm. Contrast looks white on X-ray, computed tomography (CT), and magnetic resonance (MR) images. This makes it easier to see the part of your body we are studying.