前言——老年常见呼吸系统疾病诊治进展侯杰南京大学医学院附属鼓楼医院（２１０００８）随年龄增长老年呼吸系统疾病随之增加，其中不少是在青壮年时期即已开始，但并不引起重视，如慢性支气管炎、肺气肿和肺癌的高发率与青壮年长时期吸烟密切相关；自儿童时期的反复呼吸... Foreword - The diagnosis and treatment of common respiratory diseases in the elderly Hou Jie Drum Tower Hospital Affiliated to Nanjing University Medical College (210008) With age, elderly respiratory diseases increase, many of which have begun in young adults, but did not pay attention , Such as chronic bronchitis, emphysema and high incidence of lung cancer and young adults are closely related to long-term smoking; since childhood repeated breathing ...