Shih, W J Early appearance of the inferior vena cava in a Tc-99m red blood cell first-pass study: a sign of superior vena cava obstruction. [electronic resource] - Clinical nuclear medicine Sep 2000 - 679-81 p. digital Publication Type: Case Reports; Journal Article ISSN: 0363-9762 Standard No.: 10.1097/00003072-200009000-00005 doi Subjects--Topical Terms: AdultCarcinoma, Small Cell--complicationsCollateral Circulation--physiologyCoronary Artery BypassErythrocytes--diagnostic imagingHumansLung Neoplasms--complicationsMaleRadionuclide ImagingRadiopharmaceuticalsSodium Pertechnetate Tc 99mSuperior Vena Cava Syndrome--diagnostic imagingTomography, X-Ray ComputedVena Cava, Inferior--diagnostic imaging