Preoperative Portal Vein Embolization in Hepatic Surgery: A Review about the Embolic Materials and Their Effects on Liver Regeneration and Outcome

Figure 5

(a and b). Catheter used for portal vein embolization with absolute alcohol. This 5 French catheter has an end hole for ethanol administration, a side hole for contrast flushing, and an in-between balloon to prevent alcohol reflux (reprinted with permission from the American Journal of Roentgenology). (c). The triple lumen catheter (white arrow heads) with the balloon inflated is placed in the right portal vein. The black arrows refer to a nasobiliary drain. (d). Portography with the balloon inflated shows the anterior sectorial branch, which was embolized with absolute alcohol through the end hole (reprinted with permission from the American Journal of Roentgenology).

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