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一般概念认为肺结核是青年人的多发病,但由于近数十年来各国均大力开展防治工作,青年人肺结核的患病率与感染率均迅速下降,流行病学的特点已逐渐改变,患病年龄后移.近年来老年肺结核已引起了国内外学者的关注.据我国1979年全国结核病流行病学抽样调查1,338,080人,肺结核患病率或痰涂片阳性之患病率均随年龄增高而增高,65至69岁组达最高峰.美国1977年调查100,000人,按25～44,45～64,65岁以上三个年龄组统计,患病率分别为13.8%,23.6%及34.9%,65岁以上组发病率最高.Taik报导977例肺结核,
The general concept that tuberculosis is a frequent occurrence of young people, but since all countries have vigorously carried out prevention and control work in recent decades, the prevalence and prevalence of tuberculosis in young people are rapidly declining, the epidemiological characteristics have gradually changed, the age of onset In recent years, elderly pulmonary tuberculosis has attracted the attention of domestic and foreign scholars.According to our country in 1979 the national epidemiological survey of tuberculosis 1,338,080 people, the prevalence of tuberculosis or sputum smear-positive prevalence increased with age, The highest level occurred in the 65- to 69-year-old group, with 100,000 people surveyed in 1977 in the three age groups of 25-44, 45-64 and 65 years old, with the prevalences of 13.8%, 23.6% and 34.9% respectively, and 65 years The highest incidence of the above group .Taik reported 977 cases of pulmonary tuberculosis,