asbestosis lungs. close-up of alveolus with asbestos fibers

asbestosis scarring lungs plaque asbestos closeup alveolus fibers vector disease pulmonary respiratory symptoms bronchitis emphysema bronchoscopy spirometry pneumonia alveoli mesothelioma function health fibrosis cancer healthy shortness science diagnosis breathing inflammation medicine pneumonitis pulmonologist fiber embolism bronchiolitis hypertension bronchiectasis restrictive pneumothorax sarcoidosis inflammatory infection obstructive pollution exposure occupational inhalation hazards pneumoconiosis environmental silicosis damage lungs close-up asbestosis human caused asbestos fibers