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. 2016 Nov 15:223:93-94.
doi: 10.1016/j.ijcard.2016.08.138. Epub 2016 Aug 8.

Simple functional imaging of the right ventricle in pulmonary hypertension: Can right ventricular ejection fraction be improved?

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Simple functional imaging of the right ventricle in pulmonary hypertension: Can right ventricular ejection fraction be improved?

Rebecca R Vanderpool et al. Int J Cardiol. .
No abstract available

Keywords: Pulmonary hypertension; RV ejection fraction; RV-PA coupling; Right ventricular function.

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Figures

Figure 1
Figure 1
A) Non-linear relationship between right ventricular ejection fraction (RVEF) and the stroke volume (SV) to end-systolic volume (ESV). The gray region shows the pulmonary hypertension RVEF range (0.15–0.60) and the red line shows the RVEF and corresponding SV/ESV cut-off value that is predictive of outcomes. B) and C) Non-linear relationship between ventricular volumes (end-diastolic volume (EDV) and ESV, and RVEF and SV/ESV at a given SV. As RVEF and SV/ESV decreases, to maintain stroke volume ventricular volumes have to increase or there needs to be changes in contractility. The red line shows the RVEF and corresponding SV/ESV cut-off value that has been shown to be predictive of outcomes.

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