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Updated: Jul 7, 2025
Reduced Complications after Arterial Reconnection in a Rat Model of Orthotopic Liver Transplantation
Published on: November 7, 2020
Transplant Hepatic Artery Complications
1Department of Radiology and Imaging Sciences, University of Utah Hospital/Huntsman Cancer Institute, Salt Lake City, UT.
Insights
This study categorizes hepatic artery complications into steno-occlusive and nonocclusive diseases. It details diagnostic angiographic techniques and endoluminal management for these arterial transplant complications.
Area of Science:
- Vascular Surgery
- Transplant Surgery
- Interventional Radiology
Background:
- Hepatic artery complications are a significant cause of morbidity after liver transplantation.
- These complications are broadly classified into steno-occlusive and nonocclusive types.
Purpose of the Study:
- To detail angiographic techniques for diagnosing hepatic artery complications.
- To describe endoluminal management strategies for these complications.
- To discuss presentation, etiology, and treatment indications, including surgical options.
Main Methods:
- Review of angiographic techniques and diagnostic criteria for hepatic artery complications.
- Description of technical aspects and outcomes of endoluminal interventions.
- Discussion of clinical presentation, causes, and treatment modalities.
Main Results:
- Steno-occlusive disease includes thrombosis, stenosis, and kinks.
- Nonocclusive disease comprises fistulae, pseudoaneurysms, rupture, and hypoperfusion.
- Endoluminal management offers a viable treatment option for various complications.
Conclusions:
- Accurate angiographic diagnosis is crucial for managing hepatic artery complications.
- Both endoluminal and surgical approaches are important for treating these diverse conditions.
- A comprehensive understanding of presentation, etiology, and management is essential for optimal patient outcomes.
Abstract:
Hepatic artery complications can be divided into 2 different categories, nonocclusive and steno-occlusive disease. Steno-occlusive disease is a collective term that encompasses hepatic artery thrombosis, hepatic artery stenosis, and hepatic arterial kinks, while nonocclusive arterial disease encompasses less than 5% of complications and is a collective term used to describe arteriovenous fistulae, pseudoaneurysms, arterial rupture and nonocclusive hepatic artery hypoperfusion syndrome. This article details the angiographic techniques and definitions needed to accurately diagnose arterial transplant complications and describes the technical aspects and results of endoluminal management of these arterial complications. In addition, this article discusses the presentation, etiology and indications for treatment, including surgical management of these various complications.
