title: Royal College lecture. Radiologic diagnosis of mediastinal lymph node enlargement.
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008207:Lymphatic Metastasis / Q000000981:diagnostic imaging*; D008479:Mediastinal Neoplasms / Q000000981:diagnostic imaging*; D008722:Methods; D014056:Tomography, X-Ray