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慢性支气管炎早期症状轻微,多在冬季发作,春暖后缓解,晚期炎症加重,症状长年存在,不分季节,严重时可并发慢性阻塞性肺气肿,甚至慢性肺原性心脏病。一、症状多缓慢发病,病程较长,可因反复急性发作而加重。主要症状为慢性咳嗽、咳痰或(和)喘息。开始症状轻微,如吸烟、接触有害气体、气候变化或受冷感冒后,则引起急性发作或加重,在夏季气候转暖时可自然缓解。
Early symptoms of chronic bronchitis mild, mostly in the winter seizures, relieve after the warm spring, advanced inflammation, symptoms exist for many years, regardless of the season, severe cases may be complicated by chronic obstructive pulmonary emphysema, and even chronic pulmonary heart disease. First, the symptoms of more slow onset, longer duration, due to repeated acute exacerbations and aggravate. The main symptoms are chronic cough, sputum or (and) wheezing. Start mild symptoms, such as smoking, exposure to harmful gases, climate change or cold catch, then cause an acute attack or aggravate, natural warming in the summer when the climate can ease.