title: Chronic productive cough and nodular lung densities in heavy smoker.
mesh_terms: D000328:Adult; D000636:Aminosalicylic Acids / Q000627:therapeutic use; D001768:Blister / Q000175:diagnosis / Q000188:drug therapy; D002277:Carcinoma / Q000175:diagnosis* / Q000473:pathology; D002908:Chronic Disease; D003371:Cough; D003937:Diagnosis, Differential; D006801:Humans; D007538:Isoniazid / Q000627:therapeutic use; D008168:Lung / Q000000981:diagnostic imaging; D008171:Lung Diseases / Q000175:diagnosis / Q000188:drug therapy; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000473:pathology; D008297:Male; D011859:Radiography; D012907:Smoking; D013147:Spirometry; D013183:Sputum / Q000166:cytology; D013307:Streptomycin / Q000627:therapeutic use; D013575:Syncope / Q000175:diagnosis; D013752:Tetracycline / Q000627:therapeutic use; D014054:Tomography
chemical_list: D000636:Aminosalicylic Acids; D013752:Tetracycline; D007538:Isoniazid; D013307:Streptomycin