title: Radiopacification of intravascular clot by intravenous injection of tantalum particles.
mesh_terms: D000818:Animals; D004285:Dogs; D005268:Femoral Vein / Q000000981:diagnostic imaging; D007275:Injections, Intravenous; D011651:Pulmonary Artery / Q000000981:diagnostic imaging / Q000473:pathology; D011859:Radiography; D013635:Tantalum / Q000008:administration & dosage; D013927:Thrombosis / Q000000981:diagnostic imaging*; D014682:Vena Cava, Inferior / Q000000981:diagnostic imaging
chemical_list: D013635:Tantalum