ライフサイエンスコーパス: coronary flow reserve

1 esponse to hyperemic stimuli (i.e., abnormal coronary flow reserve).

2 nd attenuated endothelial and nonendothelial coronary flow reserve.

3 helial-dependent and endothelial-independent coronary flow reserve.

4 ardial perfusion reserve matches the reduced coronary flow reserve.

5 cardial layers and vary in relation to local coronary flow reserve.

6 es were previously considered to have normal coronary flow reserve.

7 to quantify resting MBF, hyperemic MBF, and coronary flow reserve.

8 roved pressure-only estimation of underlying coronary flow reserve.

9 flow can also lead to accurate assessment of coronary flow reserve.

10 graphy to quantify myocardial blood flow and coronary flow reserve.

11 including a stress total severity score and coronary flow reserve.

12 her compared with that for hyperemic MBF and coronary flow reserve (0.76; P=0.32 and 0.72; P=0.08, re

13 us 1.66+/-0.38 mL.min(-1).g(-1); P<0.01) and coronary flow reserve (1.59+/-0.49 versus 2.12+/-0.48; P

14 ith abnormal coronary microcirculation (mean coronary flow reserve = 1.84), adenosine increased coron

15 ), %untwMVO (31% versus 27% versus 17%), and coronary flow reserve (14% versus 11% versus 4%), as wel

16 sus 1.78+/-0.43 mL/min per gram; P=0.01) and coronary flow reserve (2.78+/-0.32 versus 2.01+/-0.52; P

17 degrees ), %untwMVO (27.8% versus 35%), and coronary flow reserve (2.8 versus 3.1) and reduced circu

18 control groups (median [interquartile range] coronary flow reserve, 2.9 [2.5-3.4] versus 3.0 [2.4-3.4

19 using speckle-tracking echocardiography, (2) coronary flow reserve, (3) pulse wave velocity and augme

20 -mediated dilation (57+/-4% versus 47+/-5%), coronary flow reserve (37+/-4% versus 29+/-2%), arterial

21 All patients had coronary flow reserve abnormalities and subsequently dev

22 n present as angina pectoris associated with coronary flow reserve abnormalities despite normal coron

23 Doppler-derived coronary flow reserve accurately predicts the presence o

24 ought to examine the mechanism of increasing coronary flow reserve after balloon angioplasty and sten

25 positron emission tomography to measure the coronary flow reserve, an integrated measure of coronary

26 icant correlation between MRI assessments of coronary flow reserve and (a) assessments of coronary ar

27 or eliminated with measurements of relative coronary flow reserve and fractional flow reserve.

28 ll conducting vessel densities and increased coronary flow reserve and perfusion-dependent cardiac co

29 duced vasodilatation with exercise = reduced coronary flow reserve and/or vasospasm at rest) might al

30 Hyperemic MBF, coronary flow reserve, and RFR were lower for vessels wi

31 yocardial perfusion grade, TIMI frame count, coronary flow reserve, and ST-segment resolution were al

32 absolute coronary flow reserve, the relative coronary flow reserve, and the pressure-derived fraction

33 4; 95% confidence intervals [0.69-0.99]) and coronary flow reserve (area under the curve, 0.77; 95% c

34 Coronary flow reserve at base line was lower in the sten

35 Measurement of coronary flow reserve can be used to identify functional

36 Coronary flow reserve cannot be measured merely with pre

37 of an IMR>40, alone or in combination with a coronary flow reserve (CFR</=2.0), in the culprit artery

38 ients with metabolic syndrome showed a lower coronary flow reserve (CFR) (2.5 +/- 1.0) than those wit

39 Enalaprilat also restored subendocardial coronary flow reserve (CFR) (baseline CFR, 1.89+/-0.11;

40 between major adverse outcomes and baseline coronary flow reserve (CFR) after intracoronary adenosin

41 ediate stenoses were classified in 4 FFR and coronary flow reserve (CFR) agreement groups, using FFR>

42 the hypothesis that increased variability of coronary flow reserve (CFR) among multiple vascular regi

43 Measurements of Doppler derived coronary flow reserve (CFR) and pressure derived fractio

44 rements of fractional flow reserve (FFR) and coronary flow reserve (CFR) and the index of microcircul

45 We assessed coronary flow reserve (CFR) as a marker of coronary micr

46 Measuring coronary flow reserve (CFR) as well as FFR could add inf

47 In a cross-sectional design, coronary flow reserve (CFR) assessed by cardiac (82)Rb-p

48 The goal of this study was to assess coronary flow reserve (CFR) before and after aortic valv

49 idated for absolute myocardial perfusion and coronary flow reserve (CFR) by positron emission tomogra

50 The purpose of this study was to compare coronary flow reserve (CFR) in a group of premenopausal

51 isoforms on myocardial blood flow (MBF) and coronary flow reserve (CFR) in volunteers and in (denerv

52 and B had a normal coronary angiogram and a coronary flow reserve (CFR) of > or =2.5 (CFR = hyperemi

53 Coronary flow reserve (CFR) was 1.48 +/- 0.34 and 2.08 +

54 iastolic/systolic velocity ratio (DSVR), and coronary flow reserve (CFR) were assessed before interve

55 is a new technique for invasively measuring coronary flow reserve (CFR) with a coronary pressure wir

56 d to validate the technique of measuring the coronary flow reserve (CFR) with coronary pressure measu

57 ntitation of myocardial blood flow (MBF) and coronary flow reserve (CFR) with dynamic (82)Rb PET is f

58 We tested the hypothesis that a normal coronary flow reserve (CFR) would be helpful for excludi

59 Reduced coronary flow reserve (CFR), an indicator of coronary mi

60 en low-level troponin elevation and impaired coronary flow reserve (CFR), an integrated measure of co

61 Coronary flow reserve (CFR), an integrated measure of fo

62 Coronary flow reserve (CFR), an integrated measure of la

63 FR), (2) Doppler wire-derived measurement of coronary flow reserve (CFR), and (3) intravascular ultra

64 his study sought to examine the evolution of coronary flow reserve (CFR), index of microcirculatory r

65 n of maximal myocardial blood flow (MBF) and coronary flow reserve (CFR), termed coronary flow capaci

66 th true microvascular resistance and, unlike coronary flow reserve (CFR), to be independent of the ep

67 relation between habitual dietary sodium and coronary flow reserve (CFR), which is a measure of overa

68 on, as assessed by quantitative estimates of coronary flow reserve (CFR), with respect to prediction

69 compare the accuracy of hyperemic MBF versus coronary flow reserve (CFR).

70 emission tomography (PET) and assessment of coronary flow reserve (CFR).

71 ification of myocardial blood flow (MBF) and coronary flow reserve (CFR).

72 11 nondiabetics) underwent quantification of coronary flow reserve (CFR; CFR=stress divided by rest m

73 myocardial blood flow (MBF) and the relative coronary flow reserves (CFR) using (15)O-labeled water (

74 Thermodilution coronary flow reserve (CFRthermo) is a new technique for

75 ous coronary intervention, it disagrees with coronary flow reserve classification 30% of the time.

76 is more accurate for assessment of impaired coronary flow reserve compared with SPECT MPI, potential

77 tment kinetic model and were used to compute coronary flow reserve (coronary flow reserve equals stre

78 Noninvasive MRI measures of coronary flow reserve correlated well with similar measu

79 othesis that an acute critical limitation in coronary flow reserve could rapidly recapitulate the phy

80 Coronary flow reserve decreased after a single high-fat

81 In the 5 men who received both meals, mean coronary flow reserve decreased by 0.79 after the high-f

82 As coronary flow reserve decreases, fasting FDG uptake incr

83 sive fractional flow reserve and noninvasive coronary flow reserve, depends on their ability to impro

84 ow-mediated dilation of brachial artery; (2) coronary flow reserve, ejection fraction, systemic arter

85 were used to compute coronary flow reserve (coronary flow reserve equals stress divided by rest myoc

86 Doppler wire-derived coronary flow reserve has been applied in research studi

87 Coronary flow reserve has extensive validation as a prog

88 the ratio of hyperemic to resting velocity (coronary flow reserve), have been more commonly studied.

89 The ratio of coronary flow reserve in coronary arteries with stenosis

90 groups, reflecting the greater diminution in coronary flow reserve in group 2 dogs (LAD/LCx flow rati

91 imaging provided reproducible assessment of coronary flow reserve in humans.

92 the microvascular (endothelium-independent) coronary flow reserve in response to intracoronary adeno

93 microcirculatory responsiveness and impaired coronary flow reserve in smokers, which provides evidenc

94 er and thus may be well suited for assessing coronary flow reserve in the acute phase of reperfusion.

95 Interestingly, coronary flow reserve in the reperfused zone of group 1

96 intended to identify regional limitations in coronary flow reserve in viable myocardium need to ident

97 Coronary flow reserve increases after AVR for aortic ste

98 e ischemia in an area of chronically reduced coronary flow reserve induces regional myocyte loss via

99 Incorporation of coronary flow reserve into cardiac death risk assessment

100 ent of maximal saline- and adenosine-induced coronary flow reserve (intraclass correlation coefficien

101 Coronary flow reserve is impaired under conditions of le

102 ubmaximal increases in cardiac workload when coronary flow reserve is limited.

103 , the regional perfusion reserve matched the coronary flow reserve (linear regression with a slope of

104 Coronary flow reserve, lipid levels, and hemodynamic cha

105 A coronary flow reserve < 1.7 predicted the presence of a

106 aracterized as having impaired post-stenotic coronary flow reserve < 2.0 and pressure-derived fractio

107 Coronary flow reserve was quantified, and coronary flow reserve <2.0 was used to define the presen

108 A coronary flow reserve <2.00 was seen in 18 patients (51%

109 The lowest tertile of coronary flow reserve (<1.5) was associated with a 5.6-f

110 MRI-based measurement of coronary flow reserve may prove useful for identificatio

111 al change (17.3% versus 17.09%; P=0.91), and coronary flow reserve measurements (2.63 versus 2.53; P=

112 flow (IDV) (mL/min)+17 (mL/min), r=.89, and coronary flow reserve (MRI) =0.79 x coronary velocity re

113 n humans with impaired endothelium-dependent coronary flow reserve of the coronary epicardial and mic

114 ending coronary artery to chronically reduce coronary flow reserve over a period of 3 months.

115 angiography and (b) invasive measurements of coronary flow reserve (P<0.0001 for both).

116 ence interval, 0.75-086] per 10% increase in coronary flow reserve; P<0.0001) and resulted in favorab

117 canine myocardial infarction model with some coronary flow reserve preservation, 99mTc-N-NOET imaging

118 s evident when angiography was compared with coronary flow reserve (r=.43), and the angiogram did not

119 Addition of coronary flow reserve resulted in correct reclassificati

120 yocardial infarction in relation to tests of coronary flow reserve; surveys the extensive literature

121 Coronary flow reserve, systolic and diastolic velocity t

122 varying degrees of vessel patency using any coronary flow reserve technique.

123 Patients with HCM had a lower coronary flow reserve than control subjects (1.9 +/- 0.8

124 ude the measurement of poststenotic absolute coronary flow reserve, the relative coronary flow reserv

125 Coronary flow reserve, therefore, increased from 1.76+/-

126 he prognostic value of IMR was compared with coronary flow reserve, TIMI myocardial perfusion grade,

127 A PC-MRI coronary flow reserve value </=2.0 was 100% and 82% sens

128 Coronary flow reserve was 2.8+/-0.2 (mean+/-SEM) in cont

129 Average coronary flow reserve was 4.02 before and 3.30 5 hours a

130 Regardless of sex, coronary flow reserve was a powerful incremental predict

131 Coronary flow reserve was also decreased in the neuropat

132 Coronary flow reserve was also significantly higher in c

133 nge of coronary artery diameter or change in coronary flow reserve was demonstrated.

134 Coronary flow reserve was determined by using transthora

135 Endothelium-independent coronary flow reserve was examined by use of intracorona

136 high-risk patients with ACS undergoing PCI, coronary flow reserve was greater with bivalirudin than

137 s significantly higher (+95%, p = 0.001) and coronary flow reserve was lower (-0.21, p = 0.02) in twi

138 In the patients, the coronary flow reserve was measured with an intracoronary

139 Coronary flow reserve was measured, and analyses were pe

140 Coronary flow reserve was quantified, and coronary flow

141 At baseline, coronary flow reserve was reduced by 21% in smokers comp

142 (n = 754), the primary end point of post-PCI coronary flow reserve was significantly greater with biv

143 this pilot study, impaired hyperemic MBF and coronary flow reserve were associated with VA inducibili

144 sistance (IMR), fractional flow reserve, and coronary flow reserve were measured before stenting in t

145 asible, intracoronary Doppler assessments of coronary flow reserve, were performed.

146 Assessments of coronary flow reserve with PC-MRI can be used to identif

147 ation between endothelial and nonendothelial coronary flow reserve with vascular remodeling in patien

148 mild to moderate stenoses requires assessing coronary flow reserve with vasodilator stress.