title: Bilateral superomedial hilar displacement: a unique sign of previous mediastinal radiation.
mesh_terms: D006689:Hodgkin Disease / Q000000981:diagnostic imaging / Q000532:radiotherapy*; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging / Q000532:radiotherapy*; D008722:Methods; D011658:Pulmonary Fibrosis / Q000000981:diagnostic imaging / Q000209:etiology; D011859:Radiography; D011878:Radiotherapy / Q000009:adverse effects