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上纵隔的结构及其配布
更新时间: 2020-09-16 00:00:00  

上纵隔是胸骨后的浅层结构:有胸腺和三大静脉。胸腺最表浅,独立出现,胸腺和三大静脉,仅与来自两侧的血管与胸廓内血管发生联系。三大静脉有上腔静脉和左、右无名静脉,其中左无名静脉可上突至颈部,是不可忽视危险区;右无名静脉与右颈内静脉同上腔静脉几乎处于同一垂线;两静脉均有三群属支:即颈内和锁骨下静脉、淋巴导管、锁骨下动脉的伴行静脉。

关键词: 纵隔 结构 及其

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