3Janda S,Shahidi N,Gin K, et al.Diagnostic accuracy of echocardiography for pulmonary hypertension:a systematic review and meta-analysis[ J ].Heart, 2011,97( 8 ) : 612-622.
4Lange TJ,Dornia C,Stiefel J,et al.Increased pulmonary artery diameter on chest co-reputed tomography can predict borderline pulmonary hypertension[J].Pulmonary Circulati- on, 2013,3(2) :363-368.
5Truong QA,Massaro JM,Rogers IS,et al.Reference values for normal pulmonary artery dimensions by noncontrast cardiac computed tomography: the Framingham Heart Study [ J ].Circulation Cardiovascular Imaging, 2012,5 ( 1 ) : 147-154.
6Beiderlinden M, Kuehl H, Boes T.et al.Prevalence of pul- monary hypertension associated with severe acute respiratory distresssyndrome:predictive value of computed tomography [ J ].lntensiveCare Med, 2006,32(6) : 852-857.
7Iyer AS,Wells JM, Vishin S, et al.CT Measured Pulmonary Artery to Aorta Ratio and Eehoeardiography for Detecting Pulmonary Hypertension in Severe COPD[J].Chest, 2013, 145(4) : 1413-1422.
8Tmong QA,Massaro JM,Rogers IS,et al.Reference values for normal pulmonary artery dimensions by noncontrast cardiac computed tomography: the Framingham Heart Study [J].Circulation Cardiovascular Imaging,2012,5(1 ) : 147-154.
9Ng CS,Wells AU,Padley SP.A CT sign of chronic pul- monary arterial hypertension:the ratio of main pulmonary artery to aortic diameter[J].J Thorac Imaging, 1999,14 (4) :270-278.
