ライフサイエンスコーパス: coronary stenoses

1 ality for detecting functionally significant coronary stenoses.

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

3 irect link between radiation and location of coronary stenoses.

4 ciency in identifying hemodynamically severe coronary stenoses.

5 allow accurate assessment of the presence of coronary stenoses.

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

7 rotic plaque in patients without significant coronary stenoses.

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

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

10 to determine the functional significance of coronary stenoses.

11 mural distribution of MBF produced by graded coronary stenoses.

12 Tc-sestamibi resulting in underestimation of coronary stenoses.

13 therapy because of the presence of residual coronary stenoses.

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

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

16 ischemia but no angiographically significant coronary stenoses.

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

18 used with dobutamine stress for detection of coronary stenoses.

19 were predominantly regions perfused by mild coronary stenoses.

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

21 angiography, all except one had significant coronary stenoses.

22 to evaluate the hemodynamic significance of coronary stenoses.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

67 Coronary stenoses of varying severity were created in ei

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

69 ective in detecting physiologically relevant coronary stenoses on MCE.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

85 38 stenoses in 34 patients with significant coronary stenoses undergoing percutaneous intervention.

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

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

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

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

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

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

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