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Although pulmonary venous flow reversal (Ar) is useful in the evaluation of left ventricular (LV) diastolic function, it is often difficult to study with transthoracic echocardiography (TTE). We determined the relationship between Ar and left atrial (LA) mechanical function and sought to define surrogate measurements for Ar.

Pulmonary venous flow reversal and its relationship to atrial mechanical function in normal subjects ? Ume� General Population Heart Study