Isolated azygos continuation of the inferior vena cava.
Our case of azygos continuation of the inferior vena cava is very rare because there was no associated heart disease or abdominal situs inversus. The diagnosis of this anomaly of the inferior vena cava should be suspected by observation of a dilated azygos vein on the chest roentgenogram and confirmed by venography.
D000293:Adolescent; D001401:Azygos Vein / Q000002:abnormalities* / Q000000981:diagnostic imaging / Q000196:embryology; D000013:Congenital Abnormalities / Q000196:embryology; D006801:Humans; D011859:Radiography; D014682:Vena Cava, Inferior / Q000002:abnormalities* / Q000196:embryology