Journal of the Korean Society of Radiology 2024;85(1):95-108

doi:10.3348/jksr.2023.0079

CT Findings of Azygos Venous System: Congenital Variants and Acquired Structural Changes

Ha Neul KIM 1 ; Youkyung LEE ; Su Jin HONG ; Ji Hun KANG ; Ji-hoon JUNG

Affiliations

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Country

Republic of Korea

Language

English

Abstract

The azygos venous system is a crucial conduit of the posterior thorax and potentially vital collateral pathway. However, it is often overlooked clinically and radiologically. This pictorial essay reviews the normal azygos venous anatomy and CT findings of congenital variations and structural changes associated with acquired pathologies.