Quantitative flow ratio for immediate assessment of nonculprit lesions in patients with ST‐segment elevation myocardial infarction—An iSTEMI substudy
Sign Up to like & getrecommendations! Published in 2019 at "Catheterization and Cardiovascular Interventions"
DOI: 10.1002/ccd.28208
Abstract: We evaluated the diagnostic performance of quantitative flow ratio (QFR) assessment of nonculprit lesions (NCLs) based on acute setting angiograms obtained in patients with ST‐segment elevation myocardial infarction (STEMI) with QFR, fractional flow reserve (FFR),… read more here.
Keywords: flow ratio; ratio; quantitative flow; assessment nonculprit ... See more keywords
Novel application of quantitative flow ratio for predicting microvascular dysfunction after ST‐segment‐elevation myocardial infarction
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DOI: 10.1002/ccd.28718
Abstract: This study evaluated quantitative flow ratio (QFR) to predict microvascular dysfunction (MVD) in patients with ST‐segment elevation myocardial infarction (STEMI). read more here.
Keywords: segment elevation; microvascular dysfunction; flow ratio; myocardial infarction ... See more keywords
Head to head comparison of quantitative flow ratio using 4‐French and 6‐French catheters versus fractional flow reserve
Sign Up to like & getrecommendations! Published in 2021 at "Catheterization and Cardiovascular Interventions"
DOI: 10.1002/ccd.29933
Abstract: To validate QFR using 4‐F diagnostic catheters compared to using 6‐F guiding catheters, with conventional guidewire‐based FFR as the reference standard, using independent core laboratory analysis. read more here.
Keywords: flow ratio; flow; quantitative flow; head head ... See more keywords
Diagnostic performance of intravascular ultrasound‐based fractional flow reserve versus angiography‐based quantitative flow ratio measurements for evaluating left main coronary artery stenosis
Sign Up to like & getrecommendations! Published in 2022 at "Catheterization and Cardiovascular Interventions"
DOI: 10.1002/ccd.30078
Abstract: We compared the diagnostic performance of the ultrasonic flow ratio (UFR) and quantitative flow ratio (QFR) for left main coronary artery (LMCA) stenosis. read more here.
Keywords: flow ratio; flow; left main; diagnostic performance ... See more keywords
Quantitative Flow Imaging in Human Umbilical Vessels In Utero Using Nongated 2D Phase Contrast MRI
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Magnetic Resonance Imaging"
DOI: 10.1002/jmri.25917
Abstract: Volumetric assessment of afferent blood flow rate provides a measure of global organ perfusion. Phase‐contrast magnetic resonance imaging (PCMRI) is a reliable tool for volumetric flow quantification, but given the challenges with motion and lack… read more here.
Keywords: flow imaging; phase contrast; flow; quantitative flow ... See more keywords
Computational quantitative flow ratio to assess functional severity of coronary artery stenosis.
Sign Up to like & getrecommendations! Published in 2018 at "International journal of cardiology"
DOI: 10.1016/j.ijcard.2018.05.002
Abstract: Background Computational quantitative flow ratio (QFR) based on 3-dimensional quantitative coronary angiography (3D QCA) analysis offers the opportunity to assess the significance of coronary artery disease (CAD) without using an invasive pressure wire or inducing… read more here.
Keywords: qfr; flow; flow ratio; cad ... See more keywords
QUANTITATIVE FLOW RATIO ACCORDING TO THREE-DIMENSIONAL QUANTITATIVE CORONARY ANGIOGRAPHY DEFINED SEVERITY OF STENOSIS IN A COHORT OF WOMEN WITH STABLE CORONARY ARTERY DISEASE
Sign Up to like & getrecommendations! Published in 2020 at "Journal of the American College of Cardiology"
DOI: 10.1016/s0735-1097(20)30804-4
Abstract: Quantitative flow ratio (QFR) is a recently developed technique to calculate fractional flow reserve (FFR) based on three-dimensional (3D) quantitative coronary angiography (QCA), obviating the need for induction of hyperemia and pressure-wire measurement. FFR values… read more here.
Keywords: three dimensional; quantitative coronary; flow ratio; quantitative flow ... See more keywords
Impact of diabetes on coronary physiology evaluated by quantitative flow ratio in patients who underwent percutaneous coronary intervention.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of diabetes investigation"
DOI: 10.1111/jdi.13779
Abstract: AIM There are mixed opinions on the influence of diabetes on the prognosis of patients receiving percutaneous coronary intervention (PCI). Therefore, in this study, the quantitative flow ratio (QFR), an emerging technology of functional evaluation,… read more here.
Keywords: percutaneous coronary; patients underwent; flow ratio; coronary intervention ... See more keywords
Quantitative flow ratio as a new tool for angiography-based physiological evaluation of coronary artery disease: a review.
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DOI: 10.2217/fca-2020-0199
Abstract: The functional evaluation of coronary stenoses has obtained important clinical results in recent years, resulting in strong guideline recommendations. Nonetheless, the use of coronary wire-based functional evaluation has not yet become part of the routine… read more here.
Keywords: angiography; flow ratio; evaluation coronary; quantitative flow ... See more keywords
Novel Insights Into the Interaction Between the Autonomic Nervous System and Inflammation on Coronary Physiology: A Quantitative Flow Ratio Study
Sign Up to like & getrecommendations! Published in 2021 at "Frontiers in Cardiovascular Medicine"
DOI: 10.3389/fcvm.2021.700943
Abstract: Background: Heart rate variability (HRV) was proposed as a noninvasive biomarker to stratify the risk of cardiovascular disease. However, it remains to be determined if HRV can be used as a surrogate for coronary artery… read more here.
Keywords: autonomic nervous; nervous system; flow ratio; coronary artery ... See more keywords
Relation of quantitative flow ratio with transit time coronary artery bypass graft flow measurement
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Cardiovascular Medicine"
DOI: 10.3389/fcvm.2022.975759
Abstract: Background Quantitative flow ratio (QFR) is a new functional index to assess the functional significance of coronary stenosis. While whether there is an association between QFR and transit-time flow measurement (TTFM) parameters of the target… read more here.
Keywords: artery; bypass; flow; graft ... See more keywords