Echocardiographic assessment of pulmonary vascular resistance in pulmonary arterial hypertension.

Cardiovasc Ultrasound · 2010 · PMC2898679 · PMID 20529278

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quite significantno p-value reported

Measurements of cardiac output using thermodilution may be problematic due to tricuspid regurgitation.We are aware of a quite significant fraction of patient with severe pulmonary hypertension were excluded of our study because of tricuspid regurgitation grade > 2.

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