Inferior venacavography, which must be coupled with retrograde hepatic vein cannulation, allows for demonstration of caval stenosis or occlusion. In many patients with pure hepatic vein thrombosis ...

much like a regular intravenous cannula, into a palpable vein in or near the antecubital fossa. The stylet is removed and the catheter inserted through the cannula. The cannula is then pulled back ...