问题
问答题
试述法洛四联症的X线检查特点。
答案
参考答案：有两个特点：①肺纹理细小，肺动脉段凹陷。肺纹理代表肺血流量的多少，支气管侧支循环丰富者，肺门纹理增浓，肺实质纹理呈细网状，肺动脉段凹陷越明显，肺动脉及其分支发育越差。 ②右心室肥厚，心尖上翘，心脏呈“靴型”。
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试述法洛四联症的X线检查特点。
参考答案：有两个特点：①肺纹理细小，肺动脉段凹陷。肺纹理代表肺血流量的多少，支气管侧支循环丰富者，肺门纹理增浓，肺实质纹理呈细网状，肺动脉段凹陷越明显，肺动脉及其分支发育越差。 ②右心室肥厚，心尖上翘，心脏呈“靴型”。
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| Li Wen is an English 1 . He is not young, but he is not 2 . He's forty-eight. He, has a son. 3 name is Li Lei. He is 4 . Mr Li teaches English. 5 his class there are fifty 6 . They all 7 him. His wife, 8 Li, is a worker. She is 9 mother. Today is Sunday. 10 of Mr Li's family is at home. | ||||
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