...病灶周围肺组织的肺泡代偿性过度充气,通常不伴气道和肺泡壁的破坏或仅有少量肺泡壁破裂;(3)老年性肺气肿(senile emphysema):是因老年人的肺组织弹性回缩力减弱使肺残气量增多而引起的肺膨胀。
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Objective To observe the changes of pulmonary circulation and the content of endothelium in venous blood in 160 cases of senile emphysema and 70 cases of normal senium.
目的观察160例老年性肺气肿病人及70例正常老年人肺循环和外周血内皮素的变化情况。
Objective To discuss the clinic features of chronic obstructive pulmonary emphysema and spontaneous pneumothorax in senile patients.
目的探讨老年慢性阻塞性肺气肿并发自发性气胸的特点。
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