title: Radionuclide evaluation of the superior vena cava and upper thoracic veins in mediastinal syndrome.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000792:Angiography; D005260:Female; D006801:Humans; D008297:Male; D008477:Mediastinal Diseases / Q000000981:diagnostic imaging*; D008875:Middle Aged; D011877:Radionuclide Imaging; D013479:Superior Vena Cava Syndrome / Q000000981:diagnostic imaging*; D013909:Thorax / Q000098:blood supply*; D014680:Veins / Q000000981:diagnostic imaging