8心脏大血管x线平片的异常表现（8 abnormal manifestations of X-ray film of heart and large vessels）.docVIP

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8心脏大血管x线平片的异常表现（8 abnormal manifestations of X-ray film of heart and large vessels）.doc

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8心脏大血管x线平片的异常表现（8 abnormal manifestations of X-ray film of heart and large vessels）

8心脏大血管x线平片的异常表现（8 abnormal manifestations of X-ray film of heart and large vessels） Abnormal.Txt life, 8 cardiovascular X-ray face of fate, destruction. I dont like the dust, seems to be a false front!! I just for the one I love most tears I will learn to give you because I love you too you win, I can give up the whole world second abnormal heart X-ray plain film of large vessels Change a heart shape Due to the selective atrioventricular heart and great vessels or asymmetric expansion and cardiac rotation and other factors, can make the heart shape on posteroanterior presents a variety of changes, mainly has the following several types: The 1. type of mitral valve 2. aortic type 3. large P 4. transitional type: such as mitral and aortic, mitral valve general large etc.. 5. other: such as boots, the centroid of 8, which reflect right ventricular ejection blocked with right ventricular infundibular hypoplasia or supracardiac total anomalous pulmonary venous drainage; heart on the right arc boundary is not clear or straight, and the so-called weird or lobulated heart shadow is mainly seen in the narrow the heart of inflammation and cardiac tumor. Mitral valve type: main A junction, A, right lung small convex or (and) the left margin, apex bulging upwards. In two, ASD, PS, narrow heart lung Aorta type: main A node enlargement, l A, A right lung, left ventricular concave extension, apex downward. In the main A, high heart valve disease Princeton: heart to heart symmetry increases, A junction, A normal main pulmonary section straight. Myocardial injury and heart failure, all in rheumatic valve damage, pericardial effusion and more Two, the X-ray method to determine cardiac enlargement. 1. single Weifa: measurement of cardiothoracic ratio Cardiothoracic ratio (T1T2): /T The influence factors: age, body size, body posture, breathing 0.50 for the upper limit of normal adult cardiothoracic ratio 0.51~0.55, 0.56~0.60 and 0.60 respectively, and the height of enlarged heart ligh