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Fig. 4 | Journal of Cardiovascular Magnetic Resonance

Fig. 4

From: Right ventricular energetic biomarkers from 4D Flow CMR are associated with exertional capacity in pulmonary arterial hypertension

Fig. 4

Right ventricular (RV) direct flow, retained inflow, residual volume, fractional flow ratio, RVEF), RV GLS, TAPSE) and right atrial (RA) area to detect A RV remodelling (RVEDV)/LVEDV ratio > 1.27), B impaired exercise capacity (% predicted peak VO2 ≤ 65%), and C impaired exercise capacity (VE/VCO2 slope ≥ 36). Fractional flow ratio RV direct flow/RV residual volume, RVEF right ventricular ejection fraction, GLS global longitudinal strain, TAPSE tricuspid annular plane systolic excursion, RVEDV right ventricular end-diastolic volume, LVEDV left ventricular end-diastolic volume, VO2 oxygen uptake, VE minute ventilation, VCO2 carbon dioxide output, AUC area under curve

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