Mediastinal lymph node visualization in the absence of intrathoracic disease.
D000368:Aged; D003287:Contrast Media; D005260:Female; D006801:Humans; D008198:Lymph Nodes; D008208:Lymphatic System / Q000033:anatomy & histology; D008220:Lymphography; D008297:Male; D008482:Mediastinum; D008875:Middle Aged; D013902:Radiography, Thoracic; D013897:Thoracic Duct / Q000000981:diagnostic imaging
D003287:Contrast Media