Features consistent of IVC pseudothrombosis.
Inferior vena caval thrombosis mimics include :
-
pseudothrombosis : caused by laminar flow of enhanced blood from renal veins streaming parallel to column of unopacified blood returning from lower body. Delayed images will show resolution of filling defect.
- pseudolipoma (paracaval lipoma) is the partial volume artefact due to pericaval fat above caudate lobe, seen commonly in patients with chronic liver disease. Coronal reformats usually clear the doubt.