Contrast Agents for MR Imaging

Area of Science:

• Radiology and Medical Imaging
• Pharmacology

Background:

• Contrast media are indispensable tools in modern Magnetic Resonance (MR) imaging.
• A diverse range of contrast agents is now available for clinical application.
• MR contrast agents offer a favorable safety profile compared to Computed Tomography (CT) contrast media.

Purpose of the Study:

• To review the pharmacology of commonly used intravenous and oral MR contrast agents.
• To outline the clinical indications for these MR contrast agents.
• To discuss the common adverse events associated with MR contrast agents.

Main Methods:

• Review of current literature on MR contrast agents.
• Analysis of pharmacology, indications, and adverse events.
• Focus on gadolinium-based, manganese-based, iron-based, and oral contrast agents.

Main Results:

• MR contrast agents can be tailored for specific clinical applications.
• Gadolinium-based, manganese-based, and iron-based agents are frequently used intravenously.
• Common oral contrast agents are also utilized in MR imaging.

Conclusions:

• MR contrast agents are well-tolerated with a low incidence of adverse events.
• Understanding the pharmacology, indications, and potential adverse events is crucial for safe clinical practice.
• This review provides essential information on contemporary MR contrast agents.