Methods and Results—Twenty-five patients in sinus rhythm (significant coronary artery stenoses ruled out by invasive angiography) were studied with a multislice spiral CT (Siemens SOMATOM ...

Cardiac CT angiogram: Detects blockages in the coronary ... imaging techniques are also valuable for patients experiencing chest pain or other symptoms suggestive of heart issues, but who may ...

Neuroimaging techniques, such as magnetic resonance angiography and perfusion-weighted imaging–diffusion-weighted imaging maps, and newer-generation multidetector computed tomography (CT ...

Forty-three patients (4.4%) were excluded due to (1) screen failures (n=4, from DEFUSE 2); (2) CTA not being included in the acute CT protocol (n=7); (3 ... substantial inter-hemispheric variation in ...

Introduction Coronary CT angiography (CCTA) is widely used for non-invasive coronary artery evaluation, but it is limited in identifying the nature of functional characteristics that cause ischaemia.

jhu.edu Background Quantitative coronary angiography ... complex vascular anatomy, yet it remains the gold standard for stenosis quantification. Objective To investigate the accuracy of stenosis ...

Supplementary MR angiography can be used to visualise the intraluminal stenosis, and diffusion-weighted imaging of the brain to detect ischaemia. MRI does not require contrast or radiation exposure, ...