TAPSE/PAi, a practical echocardiographic functional-structural index, better reflects functional severity than TAPSE/sPAP in pulmonary hypertension
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Background: We evaluated TAPSE/PAi, defined as the ratio of tricuspid annular plane systolic excursion to the indexed main pulmonary artery diameter, as a pragmatic functional-structural index and compared it with TAPSE/sPAP. ... ...
