| http://www.w3.org/ns/prov#value | - osis Systemic Symptoms Most common symptom is cough for more than two weeks (dry or productive) Expectoration can be mucoid , muco -purulent or blood tinged Chest pain ??? dull aching ??? usually due to pleural involvement Dyspnoea - not common but can be caused by pleural effusion, pneumothorax , collapse , fibrosis in advanced disease or global parenchymal destruction Haemoptysis ??? from blood
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