Chapter 1, Problem 21RQ

Summary Introduction

Introduction:

Numerous FDA-approved contrast agents are used in MRI. The role of contrast media is to enhance clarity of the images or pictures of body's internal structures, which further improves the diagnostic accuracy of the MRI scan.

Justification for correct answer:

Option (a) is given as Gadolinium. The gadolinium-based contrast agents (GBCAs) is most common injectable used mostly in 20 and 70% medical facility. Gadolinium-based contrast agents are rare earth metals that are usually given through an intravenous (IV) in the arm.

Hence, (a) is the correct option.