title: Wedge arteriography for the identification of pulmonary emboli in small vessels.
mesh_terms: D000368:Aged; D000792:Angiography; D001158:Arteries; D001794:Blood Pressure; D002196:Capillaries; D006328:Cardiac Catheterization; D002932:Cineangiography; D003973:Diatrizoate; D006801:Humans; D008297:Male; D008722:Methods; D011651:Pulmonary Artery; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging*
chemical_list: D003973:Diatrizoate