Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Cardiol. Aug 26, 2012; 4(8): 256-259
Published online Aug 26, 2012. doi: 10.4330/wjc.v4.i8.256
Figure 1
Figure 1 Measurement of the strain rate of the ascending aorta by tissue Doppler echocardiography. A: A region of interest (arrow) was identified on the ascending aortic wall; B: Strain rate (arrow) was recorded and the peak value during initial contraction was measured by averaging the systolic peak of three heart beats.