Interindividual variations in the adenosine‐induced hemodynamics during fractional flow reserve evaluation: implications for the use of quantitative flow ratio in …

H Mejía‐Rentería, FM Lauri, JM Lee… - Journal of the …, 2019 - Am Heart Assoc
Background Quantitative flow ratio (QFR), a novel functional angiography technique,
computes fractional flow reserve (FFR) without pressure wires or adenosine. We …

[HTML][HTML] Fractional flow reserve in acute coronary syndromes: A review

NR Shah, R Al-Lamee, J Davies - IJC Heart & Vasculature, 2014 - Elsevier
Fractional flow reserve (FFR) assessment provides anatomical and physiological
information that is often used to tailor treatment strategies in coronary artery disease. Whilst …

Coronary angiography‐derived contrast fractional flow reserve

Y Gong, B Zheng, T Yi, F Yang, T Hong… - Catheterization and …, 2022 - Wiley Online Library
BACKGROUND Based on coronary angiography and mean aortic pressure, a specially
designed computational flow dynamics (CFD) method is proposed to determine contrast …

Comparative efficacy and safety of adenosine and regadenoson for assessment of fractional flow reserve: A systematic review and meta-analysis

GS Gill, A Gadre, A Thandra… - Journal of the American …, 2022 - jacc.org
Background: Adenosine is a coronary hyperemic agent used to measure invasive fractional
flow reserve (FFR) of intermediate severity coronary stenosis. In this investigation, we …

Wire-free and adenosine-free fractional flow reserve derived from the angiogram: a promising future awaiting outcomes data

M Albaghdadi, FA Jaffer - Circulation: Cardiovascular Imaging, 2018 - Am Heart Assoc
2 Albaghdadi and Jaffer QFR, FFR, and Coronary Artery Stenosis characteristic curve and
higher standard deviation noted in WIFI II compared with their pilot study on QFR14 may be …

Comparison of standard-and high-dose intracoronary adenosine for the measurement of coronary fractional flow reserve (FFR)

J Röther, S Achenbach, M Tröbs, F Blachutzik… - Clinical Research in …, 2016 - Springer
Background Measurement of fractional flow reserve (FFR) by intravenous infusion or
intracoronary injection of adenosine is the reference method to determine the hemodynamic …

Individual lesion-level meta-analysis comparing various doses of intracoronary bolus injection of adenosine with intravenous administration of adenosine for fractional …

GWM Wijntjens, EL Van Uffelen… - Circulation …, 2020 - Am Heart Assoc
Background: Intravenous infusion of adenosine is considered standard practice for fractional
flow reserve (FFR) assessment but is associated with adverse side-effects and is time …

[HTML][HTML] Efficacy and safety of High-Dose intracoronary adenosine injection in fractional flow reserve assessment

CB Jong, MT Liao, TS Lu, SW Meng… - Acta Cardiologica …, 2022 - ncbi.nlm.nih.gov
Background The recommended dosage of intracoronary adenosine in fractional flow reserve
(FFR) assessment is controversial. High-dose adenosine may overcome the biological …

Contrast Fractional Flow Reserve (cFFR) and Computed Tomography Fractional Flow Reserve (CT-FFR) Guidance for Percutaneous Coronary Intervention (PCI)

A Jhand, PC Gordon, BL Sharaf, AH Seto… - Current Cardiovascular …, 2020 - Springer
Abstract Purpose of Review In this review, we summarize both contrast fractional flow
reserve (cFFR) and computed tomography fractional flow reserve (CT-FFR) as novel …

High dose escalation of intracoronary adenosine in the assessment of fractional flow reserve: A retrospective cohort study

CB Jong, TS Lu, P Yan-Tyng Liu, MY Hsieh, SW Meng… - PloS one, 2020 - journals.plos.org
Maximal hyperaemia for fractional flow reserve (FFR) may not be achieved with the current
recommended doses of intracoronary adenosine. Higher doses (up to 720 μg) have been …