病历摘要患者男性,63岁,河北籍,弹花厂工人。因咳喘加剧两周,伴畏寒发热十天,于1979年6月5日入院。患者从事旧棉花弹花工作,工龄长达30余年,劳动条件差,近10余年来有慢性咳喘史,时轻时重,近3年来常有心悸伴下肢浮肿。入院前两周无明显诱 Summary of patient history Male, 63 years old, Hebei Nationality, Spring Plantation workers. Due to cough and asthma exacerbated two weeks, with chills and fever ten days, in June 5, 1979 admission. Patients engaged in the work of the old cotton flower shells, long service life of up to 30 years, poor working conditions, nearly 10 years of chronic cough history, when light weight, palpitations often accompanied by lower extremity edema. Two weeks before admission no obvious attraction