Fig. 3From: Regional myocardial strain analysis via 2D speckle tracking echocardiography: validation with sonomicrometry and correlation with regional blood flow in the presence of graded coronary stenoses and dobutamine stressSemi-automated regional strain analysis of a short axis echocardiogram using commercial 2D STE software (EchoInsight, Epsilon Imaging), with definition of the endocardial and epicardial borders (left), and corresponding regional circumferential strain curves (upper right) and ECG (lower right)Back to article page