It is commonplace for patients with Acute Lung Injury (ALI) to be injected with a dye, known as contrast material, before undergoing a CT (computerized tomography) scan of their lungs. Contrast ...

If a doctor suspects you may have a pulmonary embolism (PE), a CT scan is the gold standard of imaging techniques. This painless scan uses intravenous (IV) contrast, a type of dye, to help the doctor ...

ANN ARBOR, Mich. — As more and more Americans undergo CT scans and other medical imaging scans involving intense X-rays, a new study suggests that many of them should take a pre-scan drug that could ...