呼吸系统疾病是导致老年人死亡的五大病因之一,而支气管炎、肺气肿则是该系统疾病中死亡率最高的两种。老年人呼吸系统的发病率有明显的年龄特点,它随着年龄的增长而增加,年龄越大,发病率越高。 Respiratory diseases are one of the top five causes of death among the elderly, and bronchitis and emphysema are two of the highest rates of mortality in the system. The incidence of respiratory disease in the elderly has obvious age characteristics, which increase with age, the older, the higher the incidence.