1994
DOI: 10.1161/01.cir.90.3.1168
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Stress echocardiography in the detection of myocardial ischemia. Head-to-head comparison of exercise, dobutamine, and dipyridamole tests.

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Cited by 275 publications
(107 citation statements)
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References 34 publications
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“…There is a trend toward a greater sensitivity of dobutamine (79 vs. 72%) and a slightly higher specificity of dipyridamole (94 vs. 88%). Results obtained in our work are similar to those found by us 20 and other investigators 21,22 who have compared DOBE and DIPE in a general population. A recently published meta-analysis comparing both tests further supports our findings.…”
Section: Discussionsupporting
confidence: 92%
“…There is a trend toward a greater sensitivity of dobutamine (79 vs. 72%) and a slightly higher specificity of dipyridamole (94 vs. 88%). Results obtained in our work are similar to those found by us 20 and other investigators 21,22 who have compared DOBE and DIPE in a general population. A recently published meta-analysis comparing both tests further supports our findings.…”
Section: Discussionsupporting
confidence: 92%
“…First, identification of stress-induced WMAs is a well-accepted and specific marker of ischemia, and vasodilators appear to be less sensitive than dobutamine or exercise stress for inducing WMAs during stress echocardiography. 17 This difference is likely related to the dependence of WMAs on increased myocardial oxygen demand rather than "coronary steal" or reduced aortic pressure. 18 Second, the selection of vasodilator stress echocardiography in patients who would otherwise be able to exercise necessarily relinquishes valuable information relating to exercise capacity, correlation of symptoms with exercise, and ST-segment changes.…”
Section: Dipyridamole-exercise Stressmentioning
confidence: 99%
“…12,19,20 Previous dobutamine stress studies have shown that as a net result, in general, there is a mild but significant increase in systolic BP. 6,21 This would suggest that, on average, an increase in cardiac output corrects for the decrease in systemic vascular resistance. Although the pathophysiology of hypotension during dobutamine infusion has not been completely de- Variables included in the model were the patient characteristics of Table I, an increase in systolic BP, and fixed and reversible perfusion defects.…”
Section: Resultsmentioning
confidence: 99%