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慢性阻塞性肺疾病(chronic obstructive pulmonary disease,COPD)是一种具有气流受限特征的可以预防和治疗的疾病,气流受限不完全可逆、呈进行性发展,与肺部对香烟烟雾等有害气体或有害颗粒的异常炎症反应有关。COPD主要累及肺脏,但也可引起全身(或称肺外)的不良效应[1]。近年
Chronic obstructive pulmonary disease (COPD) is a preventable and treatable disease characterized by restricted air flow. The airflow limitation is not completely reversible and progresses progressively. It is also associated with the harmful effects of the lungs on cigarette smoke and the like Or harmful particles of the abnormal inflammatory response. COPD mainly affects the lungs, but it can also cause systemic (or extrapulmonary) adverse effects [1]. in recent years