The compromised arterial tree: how to deal with?
1Unitat de Trasplantament Hepàtic, Hospital Universitari de Bellvitge, L'Hospitalet de Llobregat, Spain. jfabregat@bellvitgehospital.cat
Acta Gastro-Enterologica Belgica
|November 20, 2010
Insights
Successful liver transplantation relies on arterial revascularization. This review explores strategies for managing compromised hepatic arteries during whole-graft liver transplants when recipient arteries are unsuitable for connection.
Area of Science:
- Hepatobiliary Surgery
- Transplant Surgery
- Vascular Reconstruction
Background:
- Arterial revascularization is critical for successful liver transplantation outcomes.
- Hepatic artery anatomy can be compromised in recipients, hindering direct anastomosis.
- Whole-graft cadaveric liver transplantation presents unique challenges in arterial reconstruction.
Purpose of the Study:
- To review and discuss alternative strategies for arterial revascularization in liver transplantation.
- To address the management of compromised recipient arterial systems during whole-graft liver transplantation.
- To provide an overview of options when direct hepatic artery anastomosis is not feasible.
Main Methods:
- Literature review of surgical techniques and outcomes.
- Analysis of case studies and reported strategies for arterial reconstruction.
- Discussion of graft preparation and recipient vessel assessment.
Main Results:
- Various techniques exist to overcome hepatic artery anastomosis challenges.
- Options include interposition grafts, donor artery modifications, and recipient vessel reconstruction.
- Successful arterial revascularization is achievable through diverse surgical approaches.
Conclusions:
- Effective management of compromised arterial trees is essential for graft survival in liver transplantation.
- A range of reconstructive options can ensure adequate arterial supply to the liver graft.
- Surgical planning and technique selection are paramount for successful liver transplant outcomes.
Abstract:
It is accepted that for achieving a successful liver transplantation one of the most important points is the arterial revascularization of the graft. Sometimes the recipient's hepatic artery is not suitable for anastomosis. In this review, we will discuss the different options to deal with a compromised arterial tree in cadaveric orthotopic liver transplantation with whole graft.
Related Concept Videos
01:27Peripheral Artery Disease III: Interprofessional Care
Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...
01:26Aneurysm III: Interprofessional Care
Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
01:30Peripheral Artery Disease I: Introduction
Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs, particularly the arteries supplying the thighs and calves. In rare cases, it may involve other arteries, including those in the arms.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty...
01:26Atherosclerosis III: Management
Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
01:25Aortic Regurgitation III: Medical Management
Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
01:23Peripheral Artery Disease V: Postoperative Nursing Management
During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...