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1 IVUS analysis included qualitative and quantitative meas
2 IVUS guidance compared with angiography guidance was ass
3 IVUS guidance has benefits in improving the long-term pr
4 IVUS has been used in clinical trials to evaluate the ef
5 IVUS minimum lumen diameter (MLD), minimum lumen area (M
6 IVUS was associated with an independent and significant
7 IVUS was associated with larger stent diameters (median,
8 IVUS was performed at baseline and study completion.
9 IVUS was utilized in 3349 patients (39%), and larger-dia
12 ars after transplantation, with follow-up 3D IVUS exams performed after baseline exam (0.96 [0.83-1.0
16 Ultrasound signals were obtained using an IVUS system with a 40-MHz catheter and digitized at 1 GH
23 nificant inverse correlation between FFR and IVUS-derived measures of plaque burden, including percen
24 ure guidewire was used to calculate FFR, and IVUS parameters were calculated after automatic pullback
25 the feasibility of integrating EIS, ISS, and IVUS for a catheter-based approach to assess mechanicall
27 VUS) data were acquired from 14 patients and IVUS-based 3D fluid-structure interaction (FSI) coronary
32 r coronary plaque progression as assessed by IVUS, despite an increased prevalence of sensitized pati
34 However, similar defects were detected by IVUS when angiography was borderline (7 patients) or nor
35 Changes in atheroma volume, as determined by IVUS after adjustment for possible confounders by using
36 total of 83 coronary segments were imaged by IVUS (left main, 19; left anterior descending, 51; left
41 NS), in-stent percent volume obstruction by IVUS (29% vs. 24%; p = NS), and clinically driven TLR (1
48 and conventional intravascular ultrasound (C-IVUS) for tissue characterization of coronary plaques an
49 tes (42 coronary arteries) from 17 cadavers; IVUS and OCT images were acquired on the same slice as h
50 g coronary angiography is often challenging; IVUS provides useful information for assessment of coron
52 e, discuss some of the concerns, and compare IVUS results with those of quantitative arteriography.
55 After adjusting for potential confounders, IVUS was associated with significantly lower occurrence
61 ee-dimensional intravascular ultrasound (3-D IVUS) examination of the left anterior descending corona
62 -DES, the largest study of IVUS use to date, IVUS guidance was associated with a reduction in stent t
65 provides higher resolution imaging than does IVUS, although findings from some studies suggest that i
66 nt for differences in baseline risk factors, IVUS-guidance was associated with significantly lower in
67 t to target lumen revascularization favoring IVUS-guided coronary stent implantation, it is likely th
68 ability to safely acquire co-registered FLIm-IVUS data in vivo using Dextran40 solution flushing was
74 scuss the critical information obtained from IVUS and FFR in guiding treatment of patients with inter
75 at has recently been combined with grayscale IVUS in a single catheter as the first combined imaging
76 three, stratified by site) to OCT guidance, IVUS guidance, or angiography-guided stent implantation.
77 ient) were measured by a pressure guidewire; IVUS and angiographic parameters (minimum lumen area and
80 enetration depth simultaneously, this hybrid IVUS-OCT technology opens new and safe opportunities to
84 ted backscatter intravascular ultrasound (IB-IVUS), and conventional intravascular ultrasound (C-IVUS
86 Balloon angioplasty eliminates or improves IVUS findings and produces substantial, sustained BP red
88 ters, frequency, and severity of stenoses in IVUS-imaged and nonimaged coronary arteries were compare
89 mum interstrut angle as the only independent IVUS predictor of IH cross-sectional area (P<0.01 and P<
93 ; grayscale intravascular ultrasound (IVUS); IVUS radiofrequency tissue characterization; optical coh
95 eluting stents for diffuse coronary lesions, IVUS-guided percutaneous coronary intervention is superi
96 and only the main vessel (MV) in 15 lesions; IVUS analysis included five distinct locations: MV proxi
97 seline and follow-up at 16.2 +/- 7.4 months) IVUS findings in 50 nonintervened SVG segments in 44 pat
98 nsplant recipients who underwent one or more IVUS examinations and coronary angiography at least one
103 coherence tomography, the light analogue of IVUS; and near-infrared spectroscopy that detects lipid
104 troduces a challenge to standard analyses of IVUS outcomes relying on constant stent diameters over t
107 , the safety, efficacy, and effectiveness of IVUS should be taken into account when considering the g
120 e present in the clinical characteristics or IVUS parameters between the control and TAXUS groups.
122 y multivessel (2.1 +/- 0.7 arteries/patient) IVUS examination 1.0 +/- 0.5 month and 12.0 +/- 1.0 mont
132 Disease progression was measured by repeat IVUS examination after at least 72 weeks of treatment.
134 ent atheroma volume (PAV), the most rigorous IVUS measure of disease progression and regression.
135 orted clinical outcomes and compared routine IVUS-guided stent implantation with an angiography-guide
146 of the results in patients with simultaneous IVUS and OCT imaging revealed no significant differences
149 biochemical information that can supplement IVUS data for a comprehensive assessment of plaques path
150 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
151 ial or future cardiovascular event risk that IVUS can serve as an efficient surrogate for clinical ev
162 nderwent final OCT imaging (operators in the IVUS and angiography groups were masked to the OCT image
163 140 [34%] in the OCT group, 135 [33%] in the IVUS group, and 140 [34%] in the angiography group).
164 nts in the OCT group, one (1%) of 146 in the IVUS group, and one (1%) of 146 in the angiography group
165 djusted primary outcome trended lower in the IVUS-guided group versus the angiography-guided (6.9% vs
167 l assumptions, and the interpretation of the IVUS measurements that the answer cannot be taken for gr
168 ed (16 patients) or reduced (4 patients) the IVUS findings and lowered systolic BP in all (mean reduc
171 egative clinical events associated with this IVUS finding at 12-month clinical follow-up; however, ca
172 450 patients (158 [35%] to OCT, 146 [32%] to IVUS, and 146 [32%] to angiography), with 415 final OCT
174 We tested non-inferiority of OCT guidance to IVUS guidance (with a non-inferiority margin of 1.0 mm(2
177 Although OCT seems slightly superior to IVUS for this purpose (particularly in vessels <3 mm), i
179 ce (IMR); and intravascular ultrasonography (IVUS) of the left anterior descending coronary artery, w
181 th complete serial intravascular ultrasound (IVUS) (baseline and 8-month follow-up) were analyzed.
182 s were imaged with intravascular ultrasound (IVUS) 5 and 10 min after ELIP injection (5-mg dose).
185 relation with both intravascular ultrasound (IVUS) and histopathology for discrimination between soft
186 erosis assessed by intravascular ultrasound (IVUS) and its rate of progression in subjects treated wi
187 tegrating EIS with intravascular ultrasound (IVUS) and shear stress (ISS) provided a new strategy to
188 oncomitant OCT and intravascular ultrasound (IVUS) area measurements were performed in a subgroup of
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.
210 er the guidance of intravascular ultrasound (IVUS) or conventional angiography at a large single cent
211 High-frequency intravascular ultrasound (IVUS) revealed atherosclerotic lesions in the regions wi
212 ry angiography and intravascular ultrasound (IVUS) studies were performed annually to evaluate severi
213 rial 3-dimensional intravascular ultrasound (IVUS) studies were performed within 8 weeks (baseline; B
214 who completed the intravascular ultrasound (IVUS) substudy of the CAMELOT (Comparison of Amlodipine
215 umen area (MLA) by intravascular ultrasound (IVUS) that correlates with fractional flow reserve (FFR)
216 We used serial intravascular ultrasound (IVUS) to assess disease progression in nonintervened sap
217 s study was to use intravascular ultrasound (IVUS) to compare octogenarians versus patients <65 years
218 ent study analyzed intravascular ultrasound (IVUS) to define the changes that take place in the arter
219 nd preintervention intravascular ultrasound (IVUS) to determine the incidence and magnitude of SVG ca
221 serial volumetric intravascular ultrasound (IVUS) to evaluate the effect of preinterventional arteri
222 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)
248 age slices on postimplantation and follow-up IVUS studies of 11 malapposed stents were identified and
249 onal, post-stent implantation, and follow-up IVUS were available in 18 low-dose and 21 high-dose pati
251 tient-based analysis of 64-slice CCTA versus IVUS showed a mean weighted sensitivity and specificity
254 aps against coregistered histology in 72 (VH-IVUS) and 87 (CT) segments from 8 postmortem coronary ar
258 (2)], p = 0.027) areas; however, baseline VH-IVUS plaque composition did not differ between VH-TCFAs
261 The presence of VHD-IP as assessed by VH-IVUS is associated with early recurrent rejection and wi
266 accuracy of local versus core-laboratory VH-IVUS plaque classification and effects of different plaq
269 S plaque classification, and particularly VH-IVUS-defined thin-capped fibroatheromata identification,
270 to pathological intimal thickening (PIT), VH-IVUS-derived thin-capped fibroatheroma (VH-TCFA), thick-
271 ferent plaque definitions further reduced VH-IVUS-defined thin-capped fibroatheromata numbers by 44%.
274 rtual-histology intravascular ultrasound (VH-IVUS) and optical coherence tomography (OCT) can assess
275 rtual histology intravascular ultrasound (VH-IVUS) can identify plaques at high risk of rupture, such
276 rtual histology intravascular ultrasound (VH-IVUS) imaging to assess the presence and predictors of v
278 rtual histology intravascular ultrasound (VH-IVUS) to investigate the natural history of coronary art
279 coronary allograft vasculopathy underwent VH-IVUS examination of the left anterior descending coronar
280 serial (baseline and 12-month follow-up) VH-IVUS studies and examined 216 nonculprit lesions (plaque
282 ability was determined by comparison with VH-IVUS core-laboratory analysis, and compared with gray-sc
283 Plaque Maps correlated significantly with VH-IVUS-determined plaque component volumes (necrotic core:
285 rt of a formal substudy, complete volumetric IVUS data were available in 170 patients, including 88 T
288 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
289 similar to or better than that achieved with IVUS guidance and better than that achieved with angiogr
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
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