Results 81 to 90 of about 1,168,522 (292)

Excess Cardiovascular Risk in Women Relative to Men Referred for Coronary Angiography Is Associated With Severely Impaired Coronary Flow Reserve, Not Obstructive Disease

open access: yesCirculation, 2017
Background: Cardiovascular disease (CVD) fatality rates are higher for women than for men, yet obstructive coronary artery disease (CAD) is less prevalent in women.
V. Taqueti   +9 more
semanticscholar   +1 more source

Time trends in survival and readmission following coronary artery bypass grafting in Scotland, 1981-96: retrospective observational study [PDF]

open access: yes, 2002
Improvements in coronary revascularisation techniques and an increase in the use of percutaneous interventions1 have led to a rise in the number of coronary artery bypass grafting operations in older patients with more severe cardiac disease and worse ...
Boyd, J.H.   +9 more
core   +2 more sources

Coronary microvascular dysfunction equivalent to left main coronary artery disease

open access: yesTürk Kardiyoloji Derneği Arşivi, 2017
Coronary microvascular dysfunction, also known as cardiac syndrome X, is a clinical syndrome presenting with typical angina and evidence of myocardial ischemia in the absence of flow-limiting stenosis on coronary angiography. Of patients undergoing
Cafer Panç   +4 more
doaj   +1 more source

High calcium score in an 83-year-old patient with non-ST elevation acute coronary syndrome and nonobstructive coronary artery disease: a case report

open access: yesРоссийский кардиологический журнал, 2022
Currently, multi-slice computed tomography (MSCT) coronary angiography is a leader in the diagnosis of coronary artery disease in patients with non-ST elevation acute coronary syndrome of low or moderate risk.
K. V. Kuznetsova   +3 more
doaj   +1 more source

Diagnostic Accuracy of a Machine-Learning Approach to Coronary Computed Tomographic Angiography–Based Fractional Flow Reserve: Result From the MACHINE Consortium

open access: yesCirculation Cardiovascular Imaging, 2018
Background: Coronary computed tomographic angiography (CTA) is a reliable modality to detect coronary artery disease. However, CTA generally overestimates stenosis severity compared with invasive angiography, and angiographic stenosis does not ...
Adriaan Coenen   +16 more
semanticscholar   +1 more source

Prognostic Value and Risk Continuum of Noninvasive Fractional Flow Reserve Derived from Coronary CT Angiography.

open access: yesRadiology, 2019
Background Coronary CT angiography with noninvasive fractional flow reserve (FFR) predicts lesion-specific ischemia when compared with invasive FFR. The longer term prognostic value of CT-derived FFR (FFRCT) is unknown.
A. Ihdayhid   +16 more
semanticscholar   +1 more source

Underuse of coronary revascularization procedures in patients considered appropriate candidates for revascularization. [PDF]

open access: yes, 2001
Background: Ratings by an expert panel of the appropriateness of treatments may offer better guidance for clinical practice than the variable decisions of individual clinicians, yet there have been no prospective studies of clinical outcomes. We compared
Banerjee, S   +9 more
core   +1 more source

Coronary artery fistulae : 4 cases repaired surgically [PDF]

open access: yes, 2015
Coronary artery fistulae involve a communication between a coronary artery and a heart chamber or part of the pulmonary circulation. Most are asymptomatic and discovered incidentally, whilst larger ones may cause coronary steal syndrome. Fistulae may
Casha, Aaron   +2 more
core  

Reconstruction of coronary arteries from X-ray angiography: A review. [PDF]

open access: yes, 2016
Despite continuous progress in X-ray angiography systems, X-ray coronary angiography is fundamentally limited by its 2D representation of moving coronary arterial trees, which can negatively impact assessment of coronary artery disease and guidance of ...
Agostoni   +156 more
core   +1 more source

Quantification of atherosclerotic plaque volume in coronary arteries by computed tomographic angiography in subjects with and without diabetes. [PDF]

open access: yes, 2020
BackgroundDiabetes mellitus (DM) is considered a cardiovascular risk factor. The aim of this study was to analyze the prevalence and volume of coronary artery plaque in patients with diabetes mellitus (DM) vs. those without DM.MethodsThis study recruited
An, Yun-Qiang   +6 more
core   +1 more source

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