title: Isolated developmental anomaly of the vena cava inferior and vena azygos imitating a mediastinal tumor.
abstract: A developmental anomaly of the vena cava inferior in its suprarenal portion with an azygos continuation which imitated a mediastinal tumor is described. The importance of phlebographic investigations in unexplained shadows in the mediastinum is stressed.
mesh_terms: D000328:Adult; D001401:Azygos Vein / Q000002:abnormalities* / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008479:Mediastinal Neoplasms / Q000098:blood supply / Q000000981:diagnostic imaging*; D008722:Methods; D010690:Phlebography; D011012:Pneumomediastinum, Diagnostic; D011187:Posture; D014682:Vena Cava, Inferior / Q000002:abnormalities* / Q000000981:diagnostic imaging