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前言慢性支气管炎及弥漫性泛细支气管炎(DPB)根据呼吸障碍这一特征,属于闭塞性肺疾病之一,都是呼吸道非特异性的慢性炎症性疾病。临床特征是由于产生过多的粘液和粘膜转运系统障碍,产生持续性咯痰,伴随咯痰而有咳嗽(湿性咳嗽)。不过两者在病因方面也有差异,前者是由于吸烟、空气污染、慢性副鼻窦炎等因素所致,后者特别是合并慢性副鼻窦炎者多,还有体质因素参与,而且呼吸系统病变的主要部位不同,DPB 的预后与慢性支气
Introduction Chronic bronchitis and diffuse panbronchiolitis (DPB) are among the most common obstructive pulmonary diseases based on the characteristics of respiratory disorders, both of which are nonspecific chronic inflammatory diseases of the respiratory tract. Clinical features are due to excessive mucus and mucosal transport system disorders, resulting in persistent expectoration, with expectoration and cough (wet cough). However, the two also have different causes, the former is due to smoking, air pollution, chronic sinusitis and other factors, the latter especially with chronic sinusitis are more, there are physical factors involved, and the main respiratory disease Different parts of the DPB prognosis and chronic bronchitis