Azygos continuation of inferior vena cava

Case contributed by Zentout Sofiane
Diagnosis certain

Presentation

Thickened paratracheal stripe in a chest x-ray.

Patient Data

Age: 50 years.
Gender: Male
This study is a stack
Axial mediastinal
window, post contrast
This study is a stack
Axial lung
window
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Info

Azygos vein is dilated.

There is an interruption of the hepatic and infrahepatic portion of the IVC.

Case Discussion

CT features are consistent with azygos continuation of the inferior vena cava.

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