Standardized myocardial segmentation for echocardiography and cardiac imaging Cardiovascular imaging modalities have developed rapidly in the past few decades. The repertoire of available methods includes…. Figure 1 provides a block diagram of an electrical distribution system showing the name and the typical location of the electrical distribution equipment in a data center and the power flow path.
A PV loop plots the changes in ventricular pressure associated with the changes in volume which occur during the cardiac cycle. Multiple pieces of information can be extracted from such a loop, including volumes (eg. stroke volume), pressures (eg. end-systolic pressure), and area (which represents myocardial work). The PV loop can also be used to represent the relationships of contractility.. Ventricular Pressure-Volume Relationship Left ventricular pressure-volume (PV) loops are derived from pressure and volume information found in the cardiac cycle diagram (upper panel of the figure). To generate a PV loop for the left ventricle, the left ventricular pressure (LVP) is plotted against the left ventricular volume (LV Vol) at multiple time points during a complete cardiac cycle.