Preoperative percutaneous portal vein embolization: evaluation of adverse events in 188 patients.

Purpose: To retrospectively assess the frequency of adverse events related to percutaneous preoperative portal vein embolization (PPVE).

Materials And Methods: Institutional review board did not require its approval or patient informed consent for this study. The adverse events that occurred during PPVE or until planned hepatic surgery was performed or cancelled were retrospectively obtained from clinical, imaging, and laboratory data files in 188 patients (109 male and 79 female patients; mean age, 60 years; range, 16-78 years).