本文统计我院1975年5月至1979年5月住院肺癌病人200例,发病者以工人为最多(115人,占57.1％)。大城市及煤矿区发病较多。患者男多于女。发病年龄以40～69岁者居大多数。病人来诊前之病程,多数在一个月左右。病人中有吸烟史者占68.5％。其主要症 This paper counts 200 cases of lung cancer patients who were hospitalized from May 1975 to May 1979 in our hospital. The most common diseases were workers (115 people, 57.1%). Large cities and coal mining areas are more common. There are more men than women. The age of onset was mostly 40 to 69 years old. The course of the disease before the patient visits is mostly around one month. Among the patients, smoking history accounted for 68.5%. The main symptoms