1Lester SJ,Askew JW,Hurst RT,et al.Contrast echocardiography:experience in a clinical echocardiography laboratory[].Journal of the American Society of Echocardiography.2006
2AE Abbas,FD Fortuin,NB Schiller,CP Appleton,CA Moreno,SJ Lester.Echocardiographic determination of mean pulmonary artery pressure[].The American Journal of Cardiology.2003
3Kircher BJ,Himelman RB,Schiller NB.Noninvasive estimation of right atrial pressure from the inspiratory collapse of the inferior vena cava[].The American Journal of Cardiology.1990
4Lang RM,Bierig M,Devereux RB,et al.Recommendations for chamber quantification: a report from the American Society of Echocardiography’s Guidelines and Standards Committee and the Chamber Quantification Writing Group, developed in conjunction with the European Association of Echocardiograph[].Journal of the American Society of Echocardiography.2005
5Ommen SR,Nishimura RA,Hurrell DG,et al.Assessment of right atrial pressure with2-dimensional and Doppler echocardiography:a simultaneous catheterizationand echocardiographic study[].Mayo Clinic Proceedings.2000
6KS Lee,AE Abbas,BK Khandheria,SJ Lester.Echocardiographic assessment of right heart hemodynamic parameters[].Journal of the American Society of Echocardiography.2007
7Abbas A,Lester S,Moreno FC,et al.Noninvasive as-sessment of right atrial pressure using Doppler tissue imaging[].Journal of the American Society of Echocardiography.2004
8AE Abbas,FD Fortuin,NB Schiller,CP Appleton,CA Moreno,SJ Lester.A simple method for noninvasive estimation of pulmonary vascular resistance[].Journal of the American College of Cardiology.2003
9Bidart CM,,Abbas AE,Parish J M,et al.The noninvasive evaluation of exercise-induced changes in pulmonary artery pressure and puhnonary vascular resistance[].Journal of the American Society of Echocardiography.2007
10Barst,RJ,McGoon,M,Torbicki,A.Diagnosis and differential assessment of pulmonary arterial hypertension[].Journal of the American College of Cardiology.2004
2McLaughlin VV, Presberg KW, Doyle RL, et al. American Col- lege of Chest Physicians. Prognosis of pulmonary arterial hyper- tension: ACCP evidence-based clinical practice guidelines. Chest, 2004,126 : 78-92S.
3Roeleveld RJ, Marcus JT, Faes TJ, et al. Interventricular septal configuration at MR imaging and pulmonary arterial pressure in pulmonary hypertension. Radiology, 2005,234(3) : 710-717.
4Jae K. OH, James B. Seward, A. Jamil Tajik. Echo manual, The, 3rd Edition,2006,144-153.
5Kutty S, Deatsman SL, Nugent ML, et al. Assessment of re- gional right ventricular velocities, strain, and displacement in normal children using velocity vector imaging. Echocardiography, 2008,25(3) :294-307.