title: Azygos continuation of the inferior vena cava masquerading as neoplasm.
abstract: The two cases we have reported demonstrate that dramatic enlargement of the azygos vein may occur in patients with azygos continuation of the inferior vena cava. Awareness of this phenomenon can prevent unnecessary procedures. The diagnosis should be established by dynamic CT scan.
authors.affiliation: Department of Radiology, University of Arkansas for Medical Science, Little Rock 72205.
authors.forename: J
authors.initials: J
authors.lastname: Pallin
authors.forename: C B
authors.initials: CB
authors.lastname: Buckner
authors.forename: E J
authors.initials: EJ
authors.lastname: Ferris
authors.forename: H R
authors.initials: HR
authors.lastname: Shah
authors.forename: J S
authors.initials: JS
authors.lastname: Jones
mesh_terms: D000368:Aged; D001401:Azygos Vein / Q000002:abnormalities* / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008479:Mediastinal Neoplasms / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed; D014682:Vena Cava, Inferior / Q000002:abnormalities* / Q000000981:diagnostic imaging