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Figure 6 Example of dobutamine stress contrast echocardiography. Reversible posterior/apical (apical 3-cv, A3C) and inferior/apical (apical 2-cv, A2C) perfusion defect during peak stress (arrows). Coronary angiography (angio) demonstrates corresponding significant stenoses in the left anterior descending, left circumflex (posteroapical defect), and right coronary arteries (inferoapical defect).