Powdered tantalum.
D000268:Adhesiveness; D001984:Bronchial Neoplasms / Q000000981:diagnostic imaging; D001995:Bronchography; D003287:Contrast Media / Q000009:adverse effects; D006651:Histocytochemistry; D006801:Humans; D008168:Lung / Q000032:analysis / Q000473:pathology; D008171:Lung Diseases / Q000000981:diagnostic imaging; D008722:Methods; D011208:Powders; D011650:Pulmonary Alveoli / Q000032:analysis; D012119:Respiration / Q000187:drug effects; D012137:Respiratory System / Q000000981:diagnostic imaging; D013635:Tantalum / Q000032:analysis / Q000494:pharmacology; D014135:Tracheal Stenosis / Q000000981:diagnostic imaging
D003287:Contrast Media; D011208:Powders; D013635:Tantalum