The lung examination of pneumoconiosis is mainly X-ray examination, in addition to which, detailed and reliable occupational history and various clinical manifestations should be combined to make the judgment.
1. X-ray manifestations of pneumoconiosis include: nodular shadow, reticular shadow and large fusion shadow, lung texture change, hilar change and pleural change, etc. Large shadows are usually found in the outer bands of the upper lobes of both lungs. Large shadows are usually seen in the middle and outer bands of the upper lobes of the two lungs, often symmetrical, and hilar changes are mainly increased density of shadows, and sometimes “eggshell-like calcified” lymph nodes can be seen. Pleural changes are mainly thickening, adhesion or calcification.
2. Occupational history: A variety of industrial production processes can be exposed to dust, if the protection measures are poor, it may cause pneumoconiosis, such as mining, machinery manufacturing manufacturing, welding, etc., highway, railroad, water conservancy construction of tunneling and so on.
3. Clinical manifestations: the main manifestations are coughing, coughing up sputum, chest pain, dyspnea, hemoptysis and so on.
Whether it is pneumoconiosis or not should be judged by professional doctors.