title: Far-advanced pulmonary interstitial disease with normal findings on a chest radiograph.
mesh_terms: D000293:Adolescent; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D010269:Paraquat / Q000506:poisoning*; D011658:Pulmonary Fibrosis / Q000139:chemically induced / Q000000981:diagnostic imaging*; D011859:Radiography; D012129:Respiratory Function Tests; D013405:Suicide
chemical_list: D010269:Paraquat