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Published on: November 27, 2016
Hepatobiliary contrast agents for Liver Magnetic Resonance Imaging
A Perez-Girbes1, J M Lee2, L Martí-Bonmatí1
1Área Clínica de Imagen Médica, Hospital Universitario y Politécnico La Fe, Valencia, Spain.
Hepatobiliary-specific contrast agents enhance liver MRI for diagnosing liver disease, detecting lesions, and staging cancer. These gadolinium-based agents aid in characterizing focal lesions and assessing chronic liver conditions.
Area of Science:
- Radiology and Medical Imaging
- Hepatology
- Oncology
Background:
- Hepatobiliary-specific contrast agents are vital for liver MRI diagnostics.
- These agents improve detection and characterization of liver abnormalities.
Purpose of the Study:
- To review the clinical applications of hepatobiliary-specific contrast agents in liver MRI.
- To highlight their role in diagnosing and staging liver diseases, including cancer.
Main Methods:
- Review of current literature on gadolinium-based hepatobiliary contrast agents.
- Focus on commercially available agents: gadobenic acid (Gd-BOPTA) and gadoxetic acid (Gd-EOB-DTPA).
Main Results:
- These agents are taken up by hepatocytes and excreted renally and bilially.
- Clinical indications include lesion characterization, hepatocellular carcinoma staging, and metastasis detection.
- Useful for evaluating the biliary tract and post-surgical complications like bile leaks.
Conclusions:
- Hepatobiliary-specific contrast agents significantly improve the diagnostic accuracy of liver MRI.
- They are essential tools for comprehensive liver disease evaluation and management.
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