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1 IVUS analysis included qualitative and quantitative meas
2 IVUS assessment of IFM in chronic Type B aortic dissecti
3 IVUS guidance compared with angiography guidance was ass
4 IVUS guidance has benefits in improving the long-term pr
5 IVUS has been used in clinical trials to evaluate the ef
6 IVUS is a feasible imaging modality that may be useful i
7 IVUS minimum lumen diameter (MLD), minimum lumen area (M
8 IVUS was associated with an independent and significant
9 IVUS was associated with larger stent diameters (median,
10 IVUS was performed at baseline and study completion.
11 IVUS was utilized in 3349 patients (39%), and larger-dia
14 ars after transplantation, with follow-up 3D IVUS exams performed after baseline exam (0.96 [0.83-1.0
18 Ultrasound signals were obtained using an IVUS system with a 40-MHz catheter and digitized at 1 GH
25 ure guidewire was used to calculate FFR, and IVUS parameters were calculated after automatic pullback
26 the feasibility of integrating EIS, ISS, and IVUS for a catheter-based approach to assess mechanicall
28 VUS) data were acquired from 14 patients and IVUS-based 3D fluid-structure interaction (FSI) coronary
33 r coronary plaque progression as assessed by IVUS, despite an increased prevalence of sensitized pati
35 Changes in atheroma volume, as determined by IVUS after adjustment for possible confounders by using
40 NS), in-stent percent volume obstruction by IVUS (29% vs. 24%; p = NS), and clinically driven TLR (1
47 and conventional intravascular ultrasound (C-IVUS) for tissue characterization of coronary plaques an
48 tes (42 coronary arteries) from 17 cadavers; IVUS and OCT images were acquired on the same slice as h
49 g coronary angiography is often challenging; IVUS provides useful information for assessment of coron
51 e, discuss some of the concerns, and compare IVUS results with those of quantitative arteriography.
54 After adjusting for potential confounders, IVUS was associated with significantly lower occurrence
60 ee-dimensional intravascular ultrasound (3-D IVUS) examination of the left anterior descending corona
61 -DES, the largest study of IVUS use to date, IVUS guidance was associated with a reduction in stent t
64 provides higher resolution imaging than does IVUS, although findings from some studies suggest that i
65 nt for differences in baseline risk factors, IVUS-guidance was associated with significantly lower in
66 t to target lumen revascularization favoring IVUS-guided coronary stent implantation, it is likely th
67 ability to safely acquire co-registered FLIm-IVUS data in vivo using Dextran40 solution flushing was
73 scuss the critical information obtained from IVUS and FFR in guiding treatment of patients with inter
74 at has recently been combined with grayscale IVUS in a single catheter as the first combined imaging
75 three, stratified by site) to OCT guidance, IVUS guidance, or angiography-guided stent implantation.
76 ient) were measured by a pressure guidewire; IVUS and angiographic parameters (minimum lumen area and
79 enetration depth simultaneously, this hybrid IVUS-OCT technology opens new and safe opportunities to
83 ted backscatter intravascular ultrasound (IB-IVUS), and conventional intravascular ultrasound (C-IVUS
85 Balloon angioplasty eliminates or improves IVUS findings and produces substantial, sustained BP red
87 mum interstrut angle as the only independent IVUS predictor of IH cross-sectional area (P<0.01 and P<
91 ; grayscale intravascular ultrasound (IVUS); IVUS radiofrequency tissue characterization; optical coh
92 eluting stents for diffuse coronary lesions, IVUS-guided percutaneous coronary intervention is superi
93 and only the main vessel (MV) in 15 lesions; IVUS analysis included five distinct locations: MV proxi
94 igh lead extraction difficulty score had low IVUS grade, and the degree of transvenous lead extractio
96 seline and follow-up at 16.2 +/- 7.4 months) IVUS findings in 50 nonintervened SVG segments in 44 pat
101 coherence tomography, the light analogue of IVUS; and near-infrared spectroscopy that detects lipid
102 troduces a challenge to standard analyses of IVUS outcomes relying on constant stent diameters over t
105 , the safety, efficacy, and effectiveness of IVUS should be taken into account when considering the g
118 e present in the clinical characteristics or IVUS parameters between the control and TAXUS groups.
120 y multivessel (2.1 +/- 0.7 arteries/patient) IVUS examination 1.0 +/- 0.5 month and 12.0 +/- 1.0 mont
129 Disease progression was measured by repeat IVUS examination after at least 72 weeks of treatment.
131 ent atheroma volume (PAV), the most rigorous IVUS measure of disease progression and regression.
132 orted clinical outcomes and compared routine IVUS-guided stent implantation with an angiography-guide
143 of the results in patients with simultaneous IVUS and OCT imaging revealed no significant differences
146 ons was 41.6%; by near-infrared spectroscopy-IVUS, the median plaque burden was 73.7%, the median MLA
147 biochemical information that can supplement IVUS data for a comprehensive assessment of plaques path
148 iency (AUC: 0.77; 95% CI: 0.60 to 0.89) than IVUS (AUC: 0.63; 95% CI: 0.46 to 0.78) to identify funct
149 ial or future cardiovascular event risk that IVUS can serve as an efficient surrogate for clinical ev
160 nderwent final OCT imaging (operators in the IVUS and angiography groups were masked to the OCT image
161 140 [34%] in the OCT group, 135 [33%] in the IVUS group, and 140 [34%] in the angiography group).
162 nts in the OCT group, one (1%) of 146 in the IVUS group, and one (1%) of 146 in the angiography group
163 djusted primary outcome trended lower in the IVUS-guided group versus the angiography-guided (6.9% vs
165 l assumptions, and the interpretation of the IVUS measurements that the answer cannot be taken for gr
166 imary powered effectiveness endpoint was the IVUS-derived minimum lumen area (MLA) at protocol-driven
169 egative clinical events associated with this IVUS finding at 12-month clinical follow-up; however, ca
170 450 patients (158 [35%] to OCT, 146 [32%] to IVUS, and 146 [32%] to angiography), with 415 final OCT
172 We tested non-inferiority of OCT guidance to IVUS guidance (with a non-inferiority margin of 1.0 mm(2
175 Although OCT seems slightly superior to IVUS for this purpose (particularly in vessels <3 mm), i
177 ce (IMR); and intravascular ultrasonography (IVUS) of the left anterior descending coronary artery, w
179 th complete serial intravascular ultrasound (IVUS) (baseline and 8-month follow-up) were analyzed.
180 s were imaged with intravascular ultrasound (IVUS) 5 and 10 min after ELIP injection (5-mg dose).
183 relation with both intravascular ultrasound (IVUS) and histopathology for discrimination between soft
184 erosis assessed by intravascular ultrasound (IVUS) and its rate of progression in subjects treated wi
185 with a combination intravascular ultrasound (IVUS) and near-infrared spectroscopy (NIRS) catheter aft
186 tegrating EIS with intravascular ultrasound (IVUS) and shear stress (ISS) provided a new strategy to
187 oncomitant OCT and intravascular ultrasound (IVUS) area measurements were performed in a subgroup of
188 hypothesized that intravascular ultrasound (IVUS) could accurately visualize and quantify ILA and de
189 dity of first-year intravascular ultrasound (IVUS) data as a surrogate marker for long-term outcome a
192 phy and volumetric intravascular ultrasound (IVUS) evaluation of the left anterior descending artery
193 Patients underwent intravascular ultrasound (IVUS) evaluation of the target vessel during the cathete
194 impact of repeated intravascular ultrasound (IVUS) examinations on transplant coronary artery disease
197 , it is unknown if intravascular ultrasound (IVUS) guidance for percutaneous coronary intervention sh
200 etter outcome with intravascular ultrasound (IVUS) guidance when performing unprotected left main cor
204 rdial biopsies and intravascular ultrasound (IVUS) images of coronary arteries in 33 heart transplant
205 underwent coronary intravascular ultrasound (IVUS) imaging and were randomized to receive 300 mg of a
206 e tomography (OCT)-intravascular ultrasound (IVUS) imaging at 72 frames per second safely in vivo, i.
209 er the guidance of intravascular ultrasound (IVUS) or conventional angiography at a large single cent
210 High-frequency intravascular ultrasound (IVUS) revealed atherosclerotic lesions in the regions wi
211 ry angiography and intravascular ultrasound (IVUS) studies were performed annually to evaluate severi
212 rial 3-dimensional intravascular ultrasound (IVUS) studies were performed within 8 weeks (baseline; B
213 who completed the intravascular ultrasound (IVUS) substudy of the CAMELOT (Comparison of Amlodipine
214 umen area (MLA) by intravascular ultrasound (IVUS) that correlates with fractional flow reserve (FFR)
215 We used serial intravascular ultrasound (IVUS) to assess disease progression in nonintervened sap
216 s study was to use intravascular ultrasound (IVUS) to compare octogenarians versus patients <65 years
217 ent study analyzed intravascular ultrasound (IVUS) to define the changes that take place in the arter
218 nd preintervention intravascular ultrasound (IVUS) to determine the incidence and magnitude of SVG ca
220 serial volumetric intravascular ultrasound (IVUS) to evaluate the effect of preinterventional arteri
221 serial volumetric intravascular ultrasound (IVUS) to evaluate the effects of polymer-based, paclitax
224 y angiography, and intravascular ultrasound (IVUS) were evaluated in subjects enrolled in a study com
225 catheter combining intravascular ultrasound (IVUS) with multispectral fluorescence lifetime imaging (
226 e gradients (TPG), intravascular ultrasound (IVUS), and angiographic parameters in predicting hyperte
228 onary angiography, intravascular ultrasound (IVUS), and optical coherence tomography (OCT) at differe
229 ex imaging (CFDI), intravascular ultrasound (IVUS), and renal arteriography in diagnosing renal arter
231 ressive changes in intravascular ultrasound (IVUS)-derived indexes of plaque size sufficiently predic
233 lationship between intravascular ultrasound (IVUS)-derived measures of atherosclerosis and cardiovasc
234 the efficacy of an intravascular ultrasound (IVUS)-guided strategy for patients with angiographically
242 reserve; grayscale intravascular ultrasound (IVUS); IVUS radiofrequency tissue characterization; opti
243 serial qualitative intravascular ultrasound (IVUS; at stent implantation and eight-month follow-up) w
244 011, a total of 1,899 patients who underwent IVUS-guided (n = 713, 37.5%) or conventional angiography
246 analyzed poststenting and 13-month follow-up IVUS in 186 patients (195 lesions) with acute myocardial
247 tically significantly decreased at follow-up IVUS in patients who received beta-blockers (P < 0.001)
250 tient-based analysis of 64-slice CCTA versus IVUS showed a mean weighted sensitivity and specificity
253 aps against coregistered histology in 72 (VH-IVUS) and 87 (CT) segments from 8 postmortem coronary ar
257 (2)], p = 0.027) areas; however, baseline VH-IVUS plaque composition did not differ between VH-TCFAs
260 The presence of VHD-IP as assessed by VH-IVUS is associated with early recurrent rejection and wi
265 accuracy of local versus core-laboratory VH-IVUS plaque classification and effects of different plaq
268 S plaque classification, and particularly VH-IVUS-defined thin-capped fibroatheromata identification,
269 to pathological intimal thickening (PIT), VH-IVUS-derived thin-capped fibroatheroma (VH-TCFA), thick-
270 ferent plaque definitions further reduced VH-IVUS-defined thin-capped fibroatheromata numbers by 44%.
273 rtual-histology intravascular ultrasound (VH-IVUS) and optical coherence tomography (OCT) can assess
274 rtual histology intravascular ultrasound (VH-IVUS) can identify plaques at high risk of rupture, such
275 rtual histology intravascular ultrasound (VH-IVUS) imaging to assess the presence and predictors of v
277 rtual histology intravascular ultrasound (VH-IVUS) to investigate the natural history of coronary art
278 coronary allograft vasculopathy underwent VH-IVUS examination of the left anterior descending coronar
279 serial (baseline and 12-month follow-up) VH-IVUS studies and examined 216 nonculprit lesions (plaque
281 ability was determined by comparison with VH-IVUS core-laboratory analysis, and compared with gray-sc
282 Plaque Maps correlated significantly with VH-IVUS-determined plaque component volumes (necrotic core:
284 rt of a formal substudy, complete volumetric IVUS data were available in 170 patients, including 88 T
287 th OCT guidance, 5.89 mm(2) (4.67-7.80) with IVUS guidance, and 5.49 mm(2) (4.39-6.59) with angiograp
288 similar to or better than that achieved with IVUS guidance and better than that achieved with angiogr
291 ctive stenosis not intended for PCI but with IVUS plaque burden of >=65% were randomized to treatment
296 port the use of atherosclerosis imaging with IVUS in the evaluation of novel antiatherosclerotic ther
300 gle-center studies have suggested first-year IVUS results might be a surrogate marker for long-term o