This quarterly supplement to Applied Radiology confers ARRT Category A Continuing Education credits, which will be awarded upon completion of an online post test. To review the course select the material review link provided on this page. To complete the online exam and earn CE credit you must be registered and signed-in to appliedradiology.org to access the online exam. This supplement and the ensuing post test are designed to be completed within 1 hour. The goal of this supplement is to provide an overview of safety features on contrast power injectors and to provide a real-world example of how they are used in the CT suite to help technologists identify and prevent instances of extravasation or air embolism.

Applications in Contrast Imaging is a four-part educational series that will be published as supplements to Applied Radiology on a quarterly basis beginning in October 2010 and ending in August 2011. Each newsletter will focus on an aspect of contrast media and the corresponding delivery system, which coupled with today’s modern CT and MR scanners, produce high quality diagnostic images. Each newsletter will be accredited for .5 –1.0 Category A ARRT CE Credits, issued through the AHRA. This program has been supported through a grant from Bracco Diagnostics, Inc.

Focus On Safety

Managing MR Artifacts

This educational activity is made possible through an unrestricted educational grant from This course is approved by the American Healthcare Radiology Administrators (AHRA) for "Category A" ARRT continuing education credits. Target Audience: This activity is designed for radiologists-in-training, non-radiology physicians and practicing radiologic technologists.