Hospitals across the U.S. are being forced to ration medical scans and procedures after a lockdown in Shanghai hit a plant that produces a widely used contrast dye. The dye, made by General Electric, ...

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 ...

The study compared five strategies: reducing the dosage of the iodinated dye alongside less tube voltage, weight-based dosage, using unenhanced CT instead of contrast CT if it’s safe, a combination of ...

Erin Dwyer has been doing a lot of waiting. After a sonogram in December, she found out that she has a growth on her right kidney and had to wait months to see a specialist. Now she’s waiting for a CT ...

Imaging technologist and patient during a CT scan at Radiology/Imaging Services at UWMC-Roosevelt in Seattle. Clare McLean UWMC Some hospitals in Washington are rationing medical scans and rethinking ...

For MRI scans, radiologists use gadolinium, a substance that alters the magnetic properties of water molecules in the human ...

You are also right that the iodine-containing dye from CT scans can precipitate hyperthyroidism in a person who is destined to get it. However, the risk of this occurring is low. There is no increased ...