Changes of the respiratory system in dust lung diseases
Based on the study of clinical data, fibrobroncoscopy paintings of respiratory function the changes of the respiratory system in chronic dust bronchitis, silicosis, pneumoconiosis from exposure to welding aerosols are described in the article. Also, the author analyzed the types of curve «flow-volume» forced expiration in these diseases indicators of external respiration were proposed, the most informative for early diagnosis and allows predicting the course of chronic dust bronchitis, silicosis, and pneumoconiosis from exposure of welding aerosols.