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. 2023 Mar 8;10:1126590. doi: 10.3389/fcvm.2023.1126590

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© 2023 Cao, Zhang, Li, Li, Sun, Chen, Ye, Zhang and Yuan.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Left ventricular myocardial work parameters were obtained by non-invasive PSL technique. Top left: PSL curve; Top right: the 17-segment myocardial work index bull's eye diagram; Bottom left: comparison diagram of GCW (green column) and GWW (blue column); Bottom right: the parameters regarding myocardial work. PSL, pressure-strain loop; GLS, global longitudinal strain; GWI, global work index; GWE, global work efficiency; GCW, global constructive work; GWW, global wasted work.