A global shortage of contrast dye used for CT scans, angiograms, cardiac catheterizations and other tests is expected to cause scheduling delays.

The UK sees ~20–30 deaths from anaphylaxis per year, and about half are iatrogenic (triggered by medical treatments such as ...

Although skin allergy tests do exist with gadolinium, they are not routinely recommended. Dye for CT scans is more likely to cause allergic reactions.

Scientists believe they may have found the reason why some people get so sick the contrast dye you get before an MRI.

Fluoroscopy (imaging that works like an X-ray of moving body parts) is used to position the catheter correctly. Contrast dye is injected into the catheter when it is properly placed.

Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet.

Although skin allergy tests do exist with gadolinium, they are not routinely recommended. Dye for CT scans is more likely to cause allergic reactions.

A urologist may order a CT scan to examine the urinary tract and look for bladder tumors. However, a CT scan is not the most accurate test for bladder cancer. Learn more here.

A 22-year-old Brazilian woman tragically died after suffering a severe allergic reaction during a routine CT scan. Doctors ...