Exploring the Application Value of New Magnetic Resonance Imaging Technologies in Non-invasive Quantitative Assessment of Graft Function After Liver Transplantation

Summary

Title: Exploring the Application Value of New Magnetic Resonance Imaging Technologies in Non-invasive Quantitative Assessment of Graft Function after Liver Transplantation

Purpose of the Study:

This study aims to investigate the value of new imaging technologies in assessing early graft function in patients who have undergone liver transplantation. By analyzing clinical, imaging, laboratory, and pathological data from liver transplant patients, the study seeks to establish a non-invasive method for diagnosing, evaluating treatment efficacy, and predicting outcomes related to graft function.

Background:

Liver transplantation is a critical treatment for end-stage liver disease and acute liver failure. While it significantly improves patients' quality of life and survival rates, complications such as graft dysfunction can occur post-surgery. Traditional methods for assessing graft function, including liver function tests, imaging studies (like ultrasound and CT), and biopsy, have limitations in sensitivity and specificity. Therefore, there is a need for safer, non-invasive techniques that can provide a comprehensive assessment of graft function.

Study Design:

Type: Prospective study Participants: 1000 liver transplant patients who meet specific inclusion criteria, such as undergoing MR imaging post-transplant.

Exclusion Criteria: Patients with contraindications for MRI, such as implanted devices or claustrophobia.

Methods:

Participants will undergo MRI scans using advanced techniques like diffusion-weighted imaging (DWI) and dynamic contrast-enhanced MRI (DCE-MRI) to evaluate graft function. Clinical and laboratory data will also be collected for comprehensive analysis.

Potential Benefits:

This study aims to enhance the early detection of graft dysfunction, allowing for timely interventions that could improve patient outcomes and prolong graft survival.

Risks and Safeguards:

While there is a risk of privacy breaches regarding patient data, all information will be handled confidentially and used solely for research purposes. Patient identities will be protected throughout the study.

Conclusion:

The findings from this study could lead to improved non-invasive assessment methods for liver transplant patients, ultimately enhancing clinical decision-making and patient care.

Conditions

• Liver Transplantation
• MRI
• Graft Function

Interventions

DIAGNOSTIC_TEST

MRI Techniques for Graft Function Assessment

\### Intervention Description The intervention in this study is the use of advanced MRI techniques for assessing liver transplant graft function. It includes: * \*\*Diffusion Weighted Imaging (DWI):\*\* To evaluate tissue integrity and detect early graft dysfunction. * \*\*Dynamic Contrast-Enhanced MRI (DCE-MRI):\*\* To assess vascular complications and blood flow in the graft. * \*\*Blood Oxygenation Level-Dependent (BOLD) MRI:\*\* To monitor oxygenation levels, indicative of graft health. These MRI methods provide a non-invasive, comprehensive assessment of liver graft function, distinguishing this intervention from traditional invasive methods like biopsy.

Sponsors & Collaborators

• Zhen Li

  lead OTHER

Eligibility

Min Age

18 Years

Max Age

80 Years

Sex

ALL

Healthy Volunteers

Yes

Timeline & Regulatory

Start

2024-06-01

Primary Completion

2030-09-30

Completion

2030-09-30

Countries

• China

Study Locations