ライフサイエンスコーパス: coronary stenoses

1 to determine the functional significance of coronary stenoses.

2 s may influence the functional evaluation of coronary stenoses.

3 to evaluate the hemodynamic significance of coronary stenoses.

4 ality for detecting functionally significant coronary stenoses.

5 liable tool for the functional assessment of coronary stenoses.

6 required for the pressure-only assessment of coronary stenoses.

7 irect link between radiation and location of coronary stenoses.

8 ciency in identifying hemodynamically severe coronary stenoses.

9 allow accurate assessment of the presence of coronary stenoses.

10 NPV) of 96% for the detection of significant coronary stenoses.

11 rotic plaque in patients without significant coronary stenoses.

12 on, 99mTc-N-NOET imaging can detect residual coronary stenoses.

13 ower Doppler imaging can be used to quantify coronary stenoses.

14 mural distribution of MBF produced by graded coronary stenoses.

15 Tc-sestamibi resulting in underestimation of coronary stenoses.

16 therapy because of the presence of residual coronary stenoses.

17 t be impaired, owing to reduced detection of coronary stenoses.

18 he Palmaz-Schatz (PS) stent in patients with coronary stenoses.

19 ischemia but no angiographically significant coronary stenoses.

20 ler imaging may provide a method to quantify coronary stenoses.

21 used with dobutamine stress for detection of coronary stenoses.

22 were predominantly regions perfused by mild coronary stenoses.

23 r patients with unprotected left main (ULMT) coronary stenoses.

24 angiography, all except one had significant coronary stenoses.

25 ce of intermediate or borderline significant coronary stenoses: (1) pressure wire-derived coronary fr

26 METHODS AND In 1382 coronary stenoses (1104 patients), percent diameter sten

27 coronary stenoses (92%) and eight of 13 with coronary stenoses (62%) solely in the left anterior desc

28 diac catheterization revealing 12 of 13 with coronary stenoses (92%) and eight of 13 with coronary st

29 al distending pressure by stenting of severe coronary stenoses, a proportional increase in vessel dia

30 The relation among coronary calcification, coronary stenoses and coronary heart disease-related eve

31 rrelation between angiographic assessment of coronary stenoses and fractional flow reserve (FFR) is w

32 Group 2: 85 patients with intermediate coronary stenoses and no AS treated with percutaneous co

33 for evaluation of the ischemic potential of coronary stenoses and the expected benefit from revascul

34 antly lessen the hemodynamic significance of coronary stenoses and thereby reduce myocardial ischemia

35 o delineate abnormalities produced by graded coronary stenoses and to correlate signal intensity (SI)

36 ker of myocardial viability in patients with coronary stenoses and ventricular dysfunction.

37 by improved outcomes in small vessels, long coronary stenoses, and possibly saphenous vein graft int

38 (OCT) in identifying hemodynamically severe coronary stenoses as determined by fractional flow reser

39 regression estimated the risk of multivessel coronary stenoses by Lp(a)-related biomarker level.

40 and normal myocardial regions during graded coronary stenoses can be estimated in the dog by quantit

41 rules were developed: The absence of severe coronary stenoses can be predicted with a positive predi

42 The absence of critical coronary stenoses can be predicted with a positive predi

43 In 22 patients without significant coronary stenoses, contrast-enhanced MDCT (0.75-mm colli

44 Long-term problems include coronary stenoses, distortion of the pulmonary arteries,

45 ed to determine the presence and severity of coronary stenoses during hyperemia, the size of the risk

46 ach can be used to determine the severity of coronary stenoses during hyperemia, the size of the risk

47 severity, and prognostic value of remaining coronary stenoses following PCI, by using the residual S

48 antify the extent and complexity of residual coronary stenoses following percutaneous coronary interv

49 ve angiograms at 2 centers had each of their coronary stenoses graded serially by using 6 thresholds

50 All coronary stenoses > or =30% diameter reduction (n =531 i

51 Doppler flow wires and predicted significant coronary stenoses (>70%) with a high degree of sensitivi

52 Patients with complex coronary stenoses had a significantly (P<0.001) higher P

53 storically, balloon angioplasty of left main coronary stenoses has been associated with high procedur

54 We studied 157 intermediate coronary stenoses in 157 patients, evaluated by FFR and

55 A total of 213 intermediate coronary stenoses in 184 patients were enrolled.

56 with myocardial ischemia and de novo native coronary stenoses in 3- to 4-mm vessels were randomly as

57 icant (> or = 50% luminal diameter stenosis) coronary stenoses in 48 patients.

58 essment of the physiological significance of coronary stenoses in humans.

59 ess imaging can identify severe, unsuspected coronary stenoses in patients who had prior mediastinal

60 that statin therapy slows the progression of coronary stenoses in proportion to average low-density l

61 up after percutaneous treatment of left main coronary stenoses in the new device era.

62 erve (MFR), which, in absence of significant coronary stenoses, indexes coronary microvascular functi

63 for contemporary use in longer, more complex coronary stenoses is lacking.

64 ow reserve (FFR) measurement of intermediate coronary stenoses is recommended by guidelines when demo

65 ce of intracoronary thrombus associated with coronary stenoses is significantly underestimated by ang

66 tios to estimate the functional relevance of coronary stenoses is supported by a wealth of prognostic

67 is the best strategy to treat flow-limiting coronary stenoses is unclear.

68 mia in the absence of significant epicardial coronary stenoses is unknown.

69 FR), an index of the hemodynamic severity of coronary stenoses, is derived from invasive measurements

70 the proportion of patients with significant coronary stenoses, left ventricular systolic dysfunction

71 model of proton beam cardiac radioablation, coronary stenoses occurred in a dose-dependent manner, w

72 and six women [mean age, 71 years]) with 55 coronary stenoses of at least 50% underwent coronary CT

73 purpose of this study was to examine whether coronary stenoses of variable severity could be quantita

74 Three left anterior descending (LAD) coronary stenoses of varying severity were created in ea

75 Coronary stenoses of varying severity were created in ei

76 sought to identify and localize significant coronary stenoses on a segmental basis by electron-beam

77 ective in detecting physiologically relevant coronary stenoses on MCE.

78 We then compare this to the effect of coronary stenoses on the coronary microcirculation.

79 ation, either for the absence of significant coronary stenoses or by clinical decision.

80 Results were also analyzed for significant coronary stenoses (over 50% luminal narrowing) by segmen

81 In the intervention group, coronary stenoses progressed at a significantly slower r

82 Currently, the detection of noncritical coronary stenoses requires some form of stress.

83 d in a subgroup; patients with regression of coronary stenoses spent an average of 1784+/-384 kcal/wk

84 anagement of patients with heavily calcified coronary stenoses, starting with how to use non-invasive

85 However, CTA assessment of coronary stenoses tends toward overestimation, and even

86 ortant determinant of the natural history of coronary stenoses than anatomy (DS).

87 lacks), blacks had less extensive and severe coronary stenoses than nonblacks.

88 g/kg/min) in 8 open-chest dogs with critical coronary stenoses that abolished flow reserve.

89 In the presence of coronary stenoses that abolished regional flow reserve,

90 Conclusions-In the presence of coronary stenoses that reduced regional flow reserve, th

91 icant increase in systolic VI was noted with coronary stenoses that resulted in progressive increases

92 ercutaneous coronary intervention of complex coronary stenoses, their use appears to be reasonably co

93 Among 68 patients with significant coronary stenoses, those who received nitroglycerin and

94 were performed in patients with "protected" coronary stenoses to the left coronary system owing to t

95 links the nature (anatomic or functional) of coronary stenoses to the perfused myocardium supplied by

96 55 patients with severe AS and intermediate coronary stenoses treated with transcatheter aortic valv

97 38 stenoses in 34 patients with significant coronary stenoses undergoing percutaneous intervention.

98 A total of 283 patients (310 coronary stenoses) underwent coronary angiography with F

99 nary angioplasty are directed at more severe coronary stenoses, we are led to the remarkable conclusi

100 ographic imaging for detection of individual coronary stenoses were 53% and 72%, respectively, in the

101 In group 3 dogs (n=9), non-flow-limiting coronary stenoses were created, and MBF was measured bef

102 and August 2001, 1058 patients with complex coronary stenoses were enrolled in the SIRIUS trial and

103 Materials and Methods Coronary stenoses were evaluated prospectively in a vess

104 hod for assessing functional significance of coronary stenoses, which is more accurate than resting i

105 alent to the hemodynamic benefit of stenting coronary stenoses with instantaneous wave-free ratio val

106 lower sensitivity than Tl-201 for detecting coronary stenoses with vasodilator stress in patients.