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 ...

A tool for spotting pancreatic cancer in routine CT scans has had promising results, one example of how China is racing to apply A.I. to medicine’s tough problems.

Many U.S. hospitals are postponing scans used to diagnose diseases after a Covid lockdown in China hobbled the main U.S. supplier of an imaging chemical. By Reed Abelson Doctors cannot seem to ...

Medical professionals use CT scans to help diagnose and stage bladder cancer. While CT scans can provide valuable information, they are not perfect and have certain limitations. However, CT scans may ...

A heart CT scan uses X-rays to create an image of the heart and blood vessels. Healthcare professionals may also refer to it as cardiac CT angiography. A CT scan is a noninvasive imaging procedure.