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患儿女,6岁。主因发现心脏杂音6年,咳嗽4d伴发热入院。查体:口唇甲床发绀,呼吸促,右肺可及痰鸣音,左肺呼吸音略低。胸片提示支气管炎,右肺气肿,左肺发育不全。行超声心动图检查(图1左):右室及右室流出道增厚,右房扩大。主肺动脉未探及分叉,直接延伸为右肺动脉,未探及明显左肺动脉回声,彩色多普勒显示主肺动脉血流信号直接向右肺动脉延续。右肺动脉根部与降主动脉间可见漏斗状回声中断,可见双向分流;主动脉向上向右向后形
Children with children, 6 years old. The main cause of heart murmur 6 years, cough 4d with fever admitted to hospital. Physical examination: bed cyanotic lips, breathing, the right lung and phlegm, left lung breath sounds slightly lower. Chest radiography bronchitis, right emphysema, left lung hypoplasia. Line echocardiography (left in Figure 1): Right ventricular and right ventricular outflow tract thickening, right atrial enlargement. The main pulmonary artery was not detected and bifurcation, extending directly into the right pulmonary artery, not to explore and obvious left pulmonary artery echo, color Doppler showed the main pulmonary artery blood flow signal directly to the right pulmonary artery. Right pulmonary artery roots and descending aorta seen between the funnel-shaped echo was interrupted, showing two-way shunt; aortic up to right back