Tricuspid annular plane systolic excursion is reduced in infants with pulmonary hypertension.
Zakaria D, Sachdeva R, Gossett JM, Tang X, O'Connor MJ. Tricuspid annular plane systolic excursion is reduced in infants with pulmonary hypertension. Echocardiography. 2015 May; 32(5):834-8.