Agenesie Vena cava inferior
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/3/5/5/0/000007_thumb.jpg)
An unusual
case of back pain. Triple phase renal protocol CT shows incidental finding of hyperdense thrombus in the infrarenal IVC. (see marker)
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/3/5/5/2/000009_thumb.jpg)
An unusual
case of back pain. Triple phase renal CT. Lateral marker again indicates right renal cysts and medial marker indicates deficiency of the suprarenal IVC.
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/3/5/5/3/000010_thumb.jpg)
An unusual
case of back pain. Venography with Digital Subtraction Angiography. Clockwise from inferior marker we see extensive lumbar, azygos and hemiazygos vein collateralisation respectively with a filling defect of the infrarenal IVC.
![](/sites/all/modules/pacs/tools/imgs/Iris_color_40.png)
Inferior vena
caval thrombosis secondary to supra-renal inferior vena caval atresia or agensis (IVCA)