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, For each segment, myocardial work was calculated from left ventricular pressure (upper panel) and
, The myocardial work curve and the method of calculation of myocardial constructive work (CW segm ) and wasted work (WW segm ) for a LV segment are depicted in the lower panel. Constructive and wasted work are marked respectively as grey and red segments
, AVC, aortic valve closure
, AVO, aortic valve opening
, CW, constructive work; IVC, isovolumic contraction
, IVR, isovolumic relaxation
, E, left ventricular ejection
, MVC, mitral valve closure
, MVO, mitral valve opening