What is the main cause of silicosis?, Inhalation of coal dust, Inhalation of crystalline silica dust, Exposure to chemical fumes, Bacterial infection, Which mineral, when inhaled in crystalline form, is the direct cause of silicosis?, Iron, Asbestos, Quartz, Coal dust, Which occupation has the highest risk of developing silicosis?, Teachers, Doctors, Miners, Office workers, Which organ is primarily affected in silicosis?, Liver, Kidneys, Lungs, Heart, Which part of the lungs is most commonly affected by the nodules in simple silicosis?, Lower lobes, Middle lobe only, Upper lobes, Pleural space, Which of the following is usually the earliest clinical manifestation of silicosis?, Resting dyspnea, Exertional dyspnea, Cyanosis, Chest tightness, Which of the following is an early symptom of silicosis?, Sudden severe chest pain, Shortness of breath on exertion, Severe hemoptysis, Loss of consciousness, Persistent dry cough in early silicosis is mainly caused by:, Chronic lung irritation, Pulmonary edema, Active tuberculosis, Excess mucus secretion, Which imaging modality is most helpful in supporting the diagnosis of silicosis?, ECG, Chest X-ray and HRCT chest, Pulmonary function test alone, Sputum examination, The main pathological change in silicosis is, Bronchiectasis, Progressive pulmonary fibrosis, Pleural effusion, Acute pneumonia, When small silicotic nodules coalesce to form large masses (>1 cm), the condition is called:, Acute silicosis, Loffler syndrome, Caplan syndrome, Progressive Massive Fibrosis (PMF), The combination of silicosis and rheumatoid arthritis is clinically known as, Caplan syndrome, Horner syndrome, Kartagener syndrome, Goodpasture syndrome, The primary reason for increased susceptibility to tuberculosis in silicosis is:, Chronic hypoxemia, Reduced lung elasticity, Increased airway resistance, Impaired alveolar macrophage function ✅, Leg edema in advanced silicosis most commonly results from:, Renal impairment, Left ventricular failure, Hypoalbuminemia, Cor pulmonale, Which of the following is the most effective “treatment” for established silicosis?, High-dose steroids, Broad-spectrum antibiotics, Prevention and removal from exposure ✅, Diuretics

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