The chronic airflow limitation characteristic of COPD is caused by a mixture of small airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema).
而其特征性病变-慢性气流受限,是小气道病变(闭塞性细支气管炎)和肺实质破坏(肺气肿)共同作用的结果。
参考来源 - 两种不同模式在COPD呼吸衰竭机械通气患者中的应用性研究·2,447,543篇论文数据，部分数据来源于NoteExpress
凉燥组小鼠气道病变比温燥组略轻，约20%浆液腺上皮黏液腺化生。
Pathological changes of the air-way in cool-dry group were milder with hyperplasia of about 20% of the serous gland.
方法根据气道复合狭窄的特殊解剖结构与病变特点，设计气道倒y型一体化自膨胀式金属内支架。
Methods On the standpoint of the peculiar anatomic structure and the pathological changes of complex airway stenosis, we designed the inverted Y-shaped self - expandable metal stent.
支气管扩张不是特定的疾病，它是其它病变破坏气道的后果。
Bronchiectasis is not a specific disease, but a consequence of another disease process that destroys airways.
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