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 ...

Unenhanced CT was about 30% less accurate than contrast-enhanced CT for the evaluation of acute abdominal pain in the emergency department (ED), a retrospective study showed. Of 201 adult patients, ...

Medical imaging scans that create detailed images of the body’s internal structures are widely used in medicine. Doctors need them to detect and manage certain types of cancer, assess the extent of ...

CHICAGO (Reuters) - More than half of patients receiving abdominal CT scans, an advanced type of X-ray, got them for tests they did not need, exposing them to excess radiation that could raise the ...

CT scans identified cancer in 13% of patients with non-specific symptoms, despite a fivefold increase in referrals from GPs from 2012 to 2019. Around 1 in 7 patients were diagnosed with cancer. This ...