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. Author manuscript; available in PMC: 2015 Mar 1.
Published in final edited form as: Anesth Analg. 2014 Mar;118(3):525–544. doi: 10.1213/ANE.0000000000000088

Figure 2.

Figure 2

Strain describes fractional change of a myocardial segment length compared to its initial length (at end-diastole). ε =myocardial strain, L =length at end-systole, L0 =initial length. “Reprinted with permission, Cleveland Clinic Center for Medical Art & Photography © 2013. All Rights Reserved.”