Definition of occupational disease:
1. Diseases directly caused by occupational hazards in occupational activities.
2. Occupational diseases prescribed by statutory occupational diseases laws and regulations are called statutory occupational diseases. 132 diseases listed in the classification and catalogue of occupational diseases (version 20 13).
3. Occupational disease diagnosis standard is a technical standard for occupational disease diagnosis with regulatory significance. As the basis for occupational disease department and related clinicians to diagnose and deal with occupational diseases.
4. Classification standard of occupational disease diagnosis adopts clinical and laboratory representative indicators that can be used as the basis of occupational disease diagnosis to distinguish the severity of the disease.
5. On-the-spot investigation goes deep into the operation or accident site to investigate, aiming at understanding the types, nature, sources, contacts and health status of people of the same type of work, monitoring the working environment and health examination of contacts when necessary, and clarifying the relationship between occupational hazards and health damage.
6, the nature of the disease of occupational disease diagnosis, the degree of illness and whether there is a causal relationship with occupational hazards. We must make a comprehensive dialectical analysis and logical reasoning according to the results of occupational history, field investigation and medical examination, and exclude other diseases with similar manifestations before making a diagnosis.