Results 41 to 50 of about 1,168,522 (292)

Coronary CT angiography in coronary artery disease: Opportunities and challenges [PDF]

open access: yes, 2016
Coronary CT angiography is widely recognised as a reliable imaging modality for the diagnosis of coronary artery disease. Coronary CT angiography not only provides excellent visualisation of anatomical changes in the coronary artery with high diagnostic ...
Sun, Zhonghua
core   +2 more sources

A case of anomalous coronary artery origin: The role of computerised tomography

open access: yesSAGE Open Medical Case Reports, 2016
Objective: To illustrate the utility of CT coronary angiography in the assessment of patients with anomalous coronary arteries. Methods: A 65-year-old woman who presented with a clinical history of unstable angina was investigated with both computerised ...
Jeeva John   +2 more
doaj   +1 more source

Value of multislice computed tomography-coronary angiography in predicting coronary artery diseases in type-2 diabetic patients in the chest pain unit

open access: yesAl-Azhar Assiut Medical Journal, 2022
Background and aim Diabetes mellitus is a metabolic disorder affecting a wide range of the population all over the world. Microvascular and macrovascular complications are very common in diabetic patients with high incidence of affection of the coronary ...
Ragab Ali Mohamed Habour   +3 more
doaj   +1 more source

Fractional flow reserve versus angiography in guiding management to optimize outcomes in non–ST-elevation myocardial infarction (FAMOUS-NSTEMI): rationale and design of a randomized controlled clinical trial [PDF]

open access: yes, 2013
<p>Background: In patients with acute non–ST-elevation myocardial infarction (NSTEMI), coronary arteriography is usually recommended; but visual interpretation of the angiogram is subjective.
Balachandran, Kanarath P.   +10 more
core   +1 more source

Accuracy of Fractional Flow Reserve Derived From Coronary Angiography

open access: yesCirculation, 2019
Background: Measuring fractional flow reserve (FFR) with a pressure wire remains underutilized because of the invasiveness of guide wire placement or the need for a hyperemic stimulus.
W. Fearon   +17 more
semanticscholar   +1 more source

Radiation dose associated with coronary CT angiography and invasive coronary angiography: An experimental study of the effect of dose-saving strategies [PDF]

open access: yes, 2011
This study was conducted on a human anthropomorphic phantom to investigate the effective dose and entrance skin dose (ESD) in selected radiosensitive organs through invasive and computed tomography (CT) coronary angiography procedures using different ...
Ng, K., Sabarudin, A., Sun, Zhonghua
core   +1 more source

Coronary CT angiography: Diagnostic value and clinical challenges [PDF]

open access: yes, 2013
Coronary computed tomography (CT) angiography has been increasingly used in the diagnosis of coronary artery disease due to improved spatial and temporal resolution with high diagnostic value being reported when compared to invasive coronary angiography.
Sabarudin, Akmal, Sun, Zhonghua
core   +1 more source

Deep learning segmentation of major vessels in X-ray coronary angiography

open access: yesScientific Reports, 2019
X-ray coronary angiography is a primary imaging technique for diagnosing coronary diseases. Although quantitative coronary angiography (QCA) provides morphological information of coronary arteries with objective quantitative measures, considerable ...
Su Yang   +18 more
semanticscholar   +1 more source

Predictors and morphological properties of culprit healed plaques in patients with angina pectoris

open access: yesClinical Cardiology, Volume 45, Issue 12, Page 1199-1210, December 2022., 2022
Abstract Background Plaque healing may serve a vital function in the natural progression of atherosclerotic disease. This study sought to investigate predictors and morphological characteristics of healed plaque (HP) among angina pectoris (AP) patients.
Hongying Yao   +5 more
wiley   +1 more source

46. Is visualization of totally occluded left anterior descending coronary artery on CT images before coronary artery bypasses grafting has beneficial effect?

open access: yesJournal of the Saudi Heart Association, 2016
Computed tomography coronary angiography (CTCA) has emerged as an accurate anatomic method for detection of coronary arteries. The use of the left internal mammary artery (LIMA) to bypass the left anterior descending artery (LAD) is the “gold standard ...
H. Alshehri
doaj   +1 more source

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