At completion of this course, attendees will: 

  • Understand and explain and the physics and theory of dual energy/GSI.
  • Understand the concept of monochromatic and spectral images.
  • Apply the clinical applications.
  • Realize the benefits of using GSI.
  • Set up GSI protocols and presets.
  • Confidently scan with with GSI and set reconstruction options.
  • Apply artifact reduction tools and software. 

Target Audience

Radiologists and Technologists


There are no prerequisites for this course.

Instructor Bio

Dr. Earls received his medical degree from New York University School of Medicine. He completed his internship in general Surgery and residency in Diagnostic Radiology at Walter Reed Army Medical Center in Washington DC. He completed Fellowship training in Magnetic Resonance Imaging at NYU. He previously served on the full time faculty at both Johns Hopkins University School of Medicine and the University of Washington School of Medicine.

Dr. Earls is currently Vice President and Medical Director of Fairfax Radiological Consultants (FRC), P.C. and is Director of the Cardiac CT Lab at the Inova Heart and Vascular Institute in Falls Church, VA. He is the author of over 100 articles, book chapters, abstracts and other publications on advanced imaging technologies. Dr Earls' research interests currently include new technologies and methods for improving accuracy and reproducibility of cardiac CT. He lectures extensively on cardiac CT and has been Course Director for both national and international Cardiovascular Imaging meetings.

Dr. Earls

Schedule / Registration

Dates: TBA