title: Isolated azygos continuation of the inferior vena cava in the elderly.
abstract: A 70-year-old woman with the isolated anomaly of azygos continuation of the inferior vena cava is presented. The interest in this anomaly lies in its presentation as a mediastinal mass on the chest roentgenogram. This article reviews the embryogenesis and the diagnostic testing of this venous anomaly.
authors.affiliation: St. Mary's Hospital and University of Rochester School of Medicine and Dentistry, Rochester, N.Y., USA.
authors.forename: R
authors.initials: R
authors.lastname: Fernandes
authors.forename: R H
authors.initials: RH
authors.lastname: Israel
mesh_terms: D000368:Aged; D001401:Azygos Vein / Q000002:abnormalities* / Q000000981:diagnostic imaging / Q000473:pathology; D001999:Bronchoscopy; D004108:Dilatation, Pathologic / Q000150:complications / Q000175:diagnosis / Q000000981:diagnostic imaging; D004417:Dyspnea / Q000209:etiology; D004452:Echocardiography; D005260:Female; D006333:Heart Failure / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D011014:Pneumonia / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D014057:Tomography, X-Ray Computed; D014682:Vena Cava, Inferior / Q000002:abnormalities* / Q000000981:diagnostic imaging