Fig. 3

Contrast-enhanced CT and doppler ultrasound post-treatment follow-up. a Doppler ultrasound performed just before the patient’s discharge demonstrates the stent’s correct permeability within the hepatic artery (thin white arrow). b Axial section processed with a MIP of a contrast-enhanced CT in arterial phase performed 18 months after the procedure, showing the correct placement of the covered stent (thick black arrow) and hepatic artery patency (thin white arrows)