煤工尘肺是严重危害煤矿工人健康的一种职业病,是一种慢性进展性、不可逆的呼吸系统职业病,在煤工尘肺的进展过程中,容易并发多种并发症而使病情恶化以至死亡,特别是煤工尘肺合并恶性肿瘤。为了探讨煤工尘肺合并恶性肿瘤的死亡规律,为今后煤工尘肺的防治提供科学依据,我们对北 Coal worker’s pneumoconiosis is a kind of occupational disease that seriously endangers the health of coal miners. It is a chronic, progressive and irreversible occupational respiratory disease. During the progress of coal worker’s pneumoconiosis, it is easy to complicate a variety of complications and cause the disease to deteriorate and even to death Coal workers pneumoconiosis with malignancy. In order to explore the law of death of coal worker’s pneumoconiosis with malignant tumor and provide a scientific basis for the prevention and treatment of coal worker’s pneumoconiosis in the future,