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任何原因引起的右肺中叶不张或慢性炎症称为右肺中叶综合征。狭义指的右肺中叶综合征具有下列三个方面的病理改变:①右肺中叶支气管旁有肿大的淋巴结;②支气管腔狭窄;③右肺中叶不张和阻塞性炎症或支气管扩张。中叶综合征临床上常见,致病原因很多,故查清病因是改善临床及预后的
Any cause of right middle lobe atelectasis or chronic inflammation known as right middle lobe syndrome. Narrow sense refers to the right middle lobe syndrome has the following three pathological changes: ① right middle lobe bronchial swollen lymph nodes; ② bronchial stenosis; ③ right middle lobe atelectasis and obstructive inflammation or bronchiectasis. Mid-leaf syndrome is clinically common, cause a lot of causes, it is to find out the cause is to improve clinical and prognosis