BACKGROUND: The diagnostic value of coronary computed tomography angiography–derived fractional flow reserve (FFR-CT) in ...

TSA's new CT scanners have a tunnel about half an inch narrower than the machines they replace.

Cardiac masses remain an uncommon but disproportionately difficult diagnostic problem. Differential diagnosis extends from thrombus and pseudomasses to benign tumors, metastatic d ...

Coronary artery disease (CAD) is the number one cause of death in men and women. CAD is caused by atherosclerotic plaques developing in the coronary arteries. Many therapies have been shown to ...

Research on ancient DNA is surging, but how can scientists ensure that human remains of irreplaceable significance are preserved? This is the question investigated by an international research team ...

Based on the risk model, computed tomography scans result in radiation exposure that can, over the course of a patient's lifetime, lead to an increased likelihood of cancer, especially leukemia and ...

Emphysema among individuals with a history of smoking via routine chest CT is associated with increased risk of all-cause mortality risk.

Intravenous contrast Renal failure, death 1 in 150 (renal failure), 1 in 500 (death) Studied in patients older than 18 years; harms are probably more likely in patients with risk factors (e.g., ...

Atrial fibrillation is one of the most common kinds of arrhythmia, causing the heart not to contract properly in order to pump the blood, which can lead to the formation of thrombi (blood clots) and ...