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1 tial advantages of these new parameters over fractional flow reserve.
2 osis) who underwent invasive angiography and fractional flow reserve.
3 Lesion severity was assessed using fractional flow reserve.
4 ements of relative coronary flow reserve and fractional flow reserve.
5 sure ratio and diastolic pressure ratio) and fractional flow reserve.
6 l angiography-based approach to estimate the fractional flow reserve.
7 arization in coronary lesions with gray-zone fractional flow reserve.
8 underwent invasive coronary angiography with fractional flow reserve.
9 oronary artery lesions and validated against fractional flow reserve.
10 ructive CAD by invasive coronary angiography-fractional flow reserve.
11 mental value of hybrid imaging compared with fractional flow reserve.
12 ovides an estimate of local hemodynamics and fractional flow reserve.
13 t of PCI assessed by the measure of post PCI fractional flow reserve.
14 al (CI): 0.40 to 1.25, P = 0.0068] and lower fractional flow reserve (-0.07; 95% CI: -0.12 to -0.02,
16 e effects and time requirements of adenosine fractional flow reserve (aFFR) and improves diagnostic p
19 ronary angiography (ICA), including 3-vessel fractional flow reserve and coronary flow reserve measur
20 baseline and hyperemic conditions as well as fractional flow reserve and coronary flow velocity reser
21 0.77; 95% CI, 0.71-0.83) was as accurate as fractional flow reserve and coronary flow velocity reser
22 and IMR(true) became greater with decreasing fractional flow reserve and increasing coronary wedge pr
23 ong evidence of an association between lower fractional flow reserve and instantaneous wave-free rati
27 of all diagnostic tests, including invasive fractional flow reserve and noninvasive coronary flow re
29 RbPET and invasive coronary angiography with fractional flow reserve and quantitative coronary angiog
30 an invasive coronary angiography (ICA) with fractional flow reserve and thermodilution-based coronar
31 The index of microvascular resistance (IMR), fractional flow reserve, and coronary flow reserve were
32 llowed by coronary intravascular ultrasound, fractional flow reserve, and index of microcirculatory r
33 ronary angiography, stress echocardiography, fractional flow reserve, and instantaneous wave-free rat
34 sting and hyperemic systolic gradient [HSG], fractional flow reserve, and mean gradient) were measure
35 epicardial severity quantification based on fractional flow reserve, and nonendothelial microvascula
36 non-hyperaemic coronary pressure ratios and fractional flow reserve, and the potential advantages of
38 PI/LGE integration were determined having XA+fractional flow reserve as standard for coronary artery
39 operating characteristic curve (AUC), using fractional flow reserve as the gold standard (values < 8
40 rve) study and the DeFACTO (Determination of Fractional Flow Reserve by Anatomic Computed Tomographic
41 FFR pullback and the noninvasive equivalent, fractional flow reserve by computed tomography (FFR(CT))
42 scintigraphy studies also increased, as did fractional flow reserve by CT since its introduction.
43 Keywords: Angiography, CT, CT-Angiography, Fractional Flow Reserve, Cardiac, Heart, Arteriosclerosi
45 rast media for rapid measurement of contrast fractional flow reserve (cFFR) obviates the side effects
46 ar ultrasound, optical coherence tomography, fractional flow reserve, coronary flow reserve, and inde
48 coronary assessment, including angiography, fractional flow reserve, coronary flow reserve, the inde
49 ion, epicardial and microvascular spasm, low fractional flow reserve, coronary microvascular dysfunct
52 es a retrospective observational study of CT fractional flow reserve (CT-FFR) analysis using dual-sou
54 clinical feasibility of workstation-based CT fractional flow reserve (CT-FFR) for coronary artery dis
55 ackground The role of CT angiography-derived fractional flow reserve (CT-FFR) in pre-transcatheter ao
58 onary computed tomography angiography (CTA), fractional flow reserve derived with coronary CTA (FFR(C
62 e report a technique for performing invasive fractional flow reserve (FFR(INV)) by minimizing pressur
64 -infarct-related coronary arteries guided by fractional flow reserve (FFR) (295 patients) or to under
66 ndothelial function testing; measurements of fractional flow reserve (FFR) and coronary flow reserve
68 e coronary flow reserve (CFR) divided by the fractional flow reserve (FFR) and corrected for driving
70 cular ultrasound (IVUS) that correlates with fractional flow reserve (FFR) and to assess the correlat
71 esonance (CMR) against invasively determined fractional flow reserve (FFR) and to establish the corre
72 CMR to detect functionally relevant CAD with fractional flow reserve (FFR) as a reference standard in
73 sing invasive coronary angiography (ICA) and fractional flow reserve (FFR) as reference standards.
74 ctionally significant coronary lesions using fractional flow reserve (FFR) as the reference standard.
75 lue of coronary CT angiography (CTA)-derived fractional flow reserve (FFR) beyond 1-year outcomes and
76 nts with intermediate stenosis with abnormal fractional flow reserve (FFR) but preserved coronary flo
77 ronary angiography (ICA) with measurement of fractional flow reserve (FFR) by means of a pressure wir
78 percutaneous coronary intervention guided by fractional flow reserve (FFR) compared with percutaneous
79 esent study sought to determine the value of fractional flow reserve (FFR) compared with stress perfu
82 quals coronary flow reserve (CFR) divided by fractional flow reserve (FFR) corrected for driving pres
84 ompression of the anomalous vessel, invasive fractional flow reserve (FFR) during a dobutamine-atropi
85 nary flow reserve (CFR) and pressure derived fractional flow reserve (FFR) for coronary stenosis asse
87 Detection of coronary ischemic lesions by fractional flow reserve (FFR) has been established as th
92 llowed by invasive coronary angiography with fractional flow reserve (FFR) in all coronary arteries.
95 everity of a coronary stenosis comparable to fractional flow reserve (FFR) in diagnostic categorizati
96 ssure (Pd) to mean aortic pressure (Pa), and fractional flow reserve (FFR) in patients undergoing pri
97 d to examine the correlation between PTC and fractional flow reserve (FFR) in patients with coronary
98 the main vessel (MV) stent expansion and SB fractional flow reserve (FFR) in patients with coronary
99 s of angiographic diameter stenosis (DS) and fractional flow reserve (FFR) in predicting natural hist
101 ce of these ischemic heart disease levels in fractional flow reserve (FFR) interrogated vessels remai
104 assessment of coronary artery disease using fractional flow reserve (FFR) is a well-validated techni
107 onary intervention in nonischemic lesions by fractional flow reserve (FFR) is associated with excelle
111 ry artery bypass grafting (CABG), the use of fractional flow reserve (FFR) is insufficiently investig
115 complete revascularization that is guided by fractional flow reserve (FFR) is superior to an angiogra
116 ntion (PCI) for nonculprit lesions guided by fractional flow reserve (FFR) is superior to treatment o
121 US), coronary flow velocity reserve (CVR) or fractional flow reserve (FFR) may further enhance the ab
128 nts with intermediate stenoses (53+/-7%), 14 fractional flow reserve (FFR) measurements (using 0.014-
131 arge collateral contribution might alter the fractional flow reserve (FFR) of an interrogated vessel,
133 There is no large report of the impact of fractional flow reserve (FFR) on the reclassification of
134 ase (CAD), guidelines recommend using either fractional flow reserve (FFR) or instantaneous wave-free
135 ation decisions based on angiography-derived fractional flow reserve (FFR) or optimisation of stent i
136 Intracoronary pressure wire measurement of fractional flow reserve (FFR) provides decision-making g
137 ery disease patterns can be quantified using fractional flow reserve (FFR) pullbacks incorporating th
146 agnostic performance with respect to iFR and fractional flow reserve (FFR) were calculated for all in
149 rvention (PCI) performed on the basis of the fractional flow reserve (FFR) would be superior to medic
150 stenoses: (1) pressure wire-derived coronary fractional flow reserve (FFR), (2) Doppler wire-derived
152 ascular resistance reserve (MRR) adjusts for fractional flow reserve (FFR), and thus is theoretically
154 the instantaneous wave-free ratio (iFR) and fractional flow reserve (FFR), from early experimental s
155 lculate instantaneous wave-free ratio (iFR), fractional flow reserve (FFR), hyperemic stenosis resist
156 erived CFR and IMR were measured, along with fractional flow reserve (FFR), in 15 coronary arteries (
157 ted against the invasive reference standard, fractional flow reserve (FFR), in patients with suspecte
158 This has not previously been assessed for fractional flow reserve (FFR), instantaneous wave-free r
159 nt stenoses, as determined by measurement of fractional flow reserve (FFR), percutaneous coronary int
160 ysis of 3 prospective observational studies, fractional flow reserve (FFR), resting full-cycle ratio
161 ntracoronary physiology assessment measuring fractional flow reserve (FFR), the index of microcircula
162 ques have been used to noninvasively compute fractional flow reserve (FFR), which is the ratio of max
163 s of quantitative [(15)O]H(2)O PET to detect fractional flow reserve (FFR)-defined coronary artery di
166 ivessel coronary artery disease treated with fractional flow reserve (FFR)-guided PCI compared with C
167 study was to assess the clinical outcome of fractional flow reserve (FFR)-guided PCI in the treatmen
169 phy for Multivessel Evaluation (FAME) study, fractional flow reserve (FFR)-guided percutaneous corona
170 Outcomes in patients with diabetes after fractional flow reserve (FFR)-guided percutaneous corona
171 evation Myocardial Infarction) showed that a fractional flow reserve (FFR)-guided strategy was not su
172 s study was aimed at investigating whether a fractional flow reserve (FFR)-guided SYNTAX score (SS),
181 gnostic accuracy to Pd/Pa when compared with fractional flow reserve (FFR).We hypothesized that in co
184 uminal stenosis, computed tomography-derived fractional-flow reserve (FFR(CT)), and high-risk plaque
185 n and at least 1 other severely obstructive (fractional flow reserve [FFR] </=0.8) nontarget lesion (
189 erve, index of microvascular resistance, and fractional flow reserve, followed by coronary vasoreacti
190 ing is a noninvasive alternative to invasive fractional flow reserve for evaluating hemodynamically s
191 ared with invasive coronary angiography with fractional flow reserve for the diagnosis of hemodynamic
193 diac MRI and coronary CT angiography-derived fractional flow reserve from real-world trials has incre
194 vailable technologies and techniques include fractional flow reserve; grayscale intravascular ultraso
195 ms), no angiographically severe stenosis and fractional flow reserve > 0.80 undergoing coronary funct
196 ned unnecessary coronary angiography (normal fractional flow reserve >0.8 or quantitative coronary an
197 0 gained Delta28.5+/-3.8 cm/s, whereas those fractional flow reserve >0.80 had a significantly smalle
198 patients with diabetes and >=1 lesion with a fractional flow reserve >0.80 underwent OCT evaluation a
199 nsidered obstructive; a stenosis <30% and/or fractional flow reserve >0.80 was nonobstructive.
200 ed 18 years or older with non-flow-limiting (fractional flow reserve >0.80) vulnerable coronary plaqu
201 noninfarct-related stenosis on the effect of fractional flow reserve-guided complete revascularizatio
204 -elevation myocardial infarction patients to fractional flow reserve-guided complete revascularizatio
205 patients with 3-vessel CAD to either CABG or fractional flow reserve-guided PCI using zotarolimus dru
207 raphy for Multivessel Evaluation 3) compared fractional flow reserve-guided PCI with CABG in patients
208 In the FAME 3 trial, quality of life after fractional flow reserve-guided PCI with current generati
217 of revascularization (for example, guided by fractional flow reserve) in those patients with persiste
224 nary flow reserve < 2.0 and pressure-derived fractional flow reserve < 0.75, both variables related s
225 artery disease (>/=90% stenosis/occlusion or fractional flow reserve </= 0.80 in vessels>2 mm).
228 ts with significant coronary artery disease (fractional flow reserve </=0.75) to high-intensity exerc
229 failure included IMR >40 (HR, 2.2; P=0.026), fractional flow reserve </=0.8 (HR, 3.24; P=0.008), and
231 iological cut points; treating stenoses with fractional flow reserve </=0.80 gained Delta28.5+/-3.8 c
234 angina and at least 1 coronary lesion with a fractional flow reserve </=0.80 who were randomized to p
236 invasive coronary angiography stenosis >90%, fractional flow reserve <0.80, or a quantitative coronar
238 function was present in 60% of the patients; fractional flow reserve <=0.8, coronary flow reserve <2,
241 er stenosis or invasive coronary angiography-fractional flow reserve <=0.80, and sensitivity analyses
242 modynamically obstructive CAD defined as ICA fractional flow reserve <=0.80, was identified in 86/196
243 ntitative coronary analysis stenosis >50% if fractional flow reserve measurements were not feasible.
244 ography, as well as coronary angiography and fractional flow reserve measurements where available.
245 ar ultrasound, optical coherence tomography, fractional flow reserve measurements, bare-metal stents,
247 angiography (CCTA) derived machine learning fractional flow reserve (ML-FFR(CT)) can assess the hemo
252 s had mean area stenosis of 84.4% (SD 10.2), fractional flow reserve of 0.69 (0.16), and instantaneou
253 at least 1 coronary artery as indicated by a fractional flow reserve of 0.80 or less and relative dia
254 at least one coronary-artery stenosis with a fractional flow reserve of 0.80 or less or a diameter st
259 athy, in a manner analogous to the effect of fractional flow reserve on the management of stable angi
260 utcome in patients from FAME 1 and 2 trials (Fractional Flow Reserve or Angiography for Multivessel E
262 d non-invasive techniques are available (eg, fractional flow reserve or intravascular ultrasound) or
263 y with selective computed tomography-derived fractional flow reserve, or to usual testing (stress tes
264 s, ICP-intracranial pressure; FFR = Pd/Pa is fractional flow reserve (Pd scaled to the systemic press
266 ow velocity reserve and the more widely used fractional flow reserve relies critically on the establi
268 on with severity of ischemia, as assessed by fractional flow reserve (Somers' D 0.124, Pr=0.057) or i
269 eement: -0.09 to 0.03), proportional to mean fractional flow reserve (Spearman rho =0.40; P=0.036).
271 ia-Causing Stenoses Obtained Via Noninvasive Fractional Flow Reserve) study and the DeFACTO (Determin
272 sk level as assessed by noninvasive testing, fractional flow reserve testing, and coronary anatomy.
273 PCI is associated with higher postprocedure fractional flow reserve than PCI guided by angiography a
274 higher for PCI in the setting of an abnormal fractional flow reserve than with medical therapy ($9927
275 ied patients) may require a pressure-derived fractional flow reserve to differentiate persistent obst
276 graphic angiography (CTA) plus estimation of fractional flow reserve using CTA (FFRCT) safely and eff
277 CT-guided group, with a significantly higher fractional flow reserve value (0.94+/-0.04 versus 0.92+/
282 lected in 497 patients enrolled in the FAME (Fractional Flow Reserve versus Angiography for Multivess
288 uded the 607 patients from the FAME 2 trial (Fractional Flow Reserve Versus Angiography in Multivesse
289 prespecified subgroup analysis of the FAME (Fractional Flow Reserve vs Angiography for Multivessel E
291 cardiography score was 1.0 (Q1-Q3: 0.0-2.7), fractional flow reserve was 0.63 (Q1-Q3: 0.49-0.75), and
296 with examination of all coronary arteries by fractional flow reserve was performed from January 23, 2
298 4/18 (77.8%) and was abnormal in 7/14 (50%); fractional flow reserve was positive in 5/8 (62.5%).
300 ivessel coronary artery disease with reduced fractional flow reserve were randomly assigned to PCI pl
301 ltivessel Evaluation) compared PCI guided by fractional flow reserve with best MT in patients with st