CT Essentials – 9 CE Credits

CT Continuing Education Courses for ARRT ® Certification Renewal

An interactive radiography continuing education course that fulfills your ARRT ® CT CE requirements

CT Essentials – 9 CE Credits


  Approved by the CAMRT (Canadian Association of Medical Radiation Technologists) for 9 Category A CE Credits
  Subscription duration: 6 months from purchase date
Voiceover available
Downloadable transcript available
Meets the CE requirements of the following states: California, Texas, Florida, Kentucky, Massachusetts, and New Mexico
Meets ARRT® CE reporting requirements
Accepted by the NMTCB®
Hassle-free 30-day full refund policy*


ARRT-Accepted CT Essentials Online CE Course

Our CT Essentials is an 8-module radiography continuing education course designed to provide an introduction to computed tomography imaging for anyone interested in understanding what it is, its history, how it works, and how it impacts medical imaging today.
This course is an overall introductory course to prepare users to cross-train into CT, refresh their knowledge of CT basics, or help other healthcare professionals learn more about the modality and gain CE credits. The modules are designed to be taken alone or as a packaged set, depending on your interests and ARRT CT continuing education needs.
The topics covered in the 8-module set include: Patient Care, Radiation Safety, CT Terminology, History of CT Scanners, Acquisitions and Parameters, Image Post-Processing, Image Quality, and Informatics.
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CT Essentials is an online radiography continuing education course accredited by the Canadian Association of Medical Radiation Technologists (CAMRT) for 9 CE credits. The course is accepted for American Registry of Radiologic Technologists® (ARRT ®) license renewal and also meets the CE requirements for the states of California, Texas, Florida, Kentucky, Massachusetts, and New Mexico.
Each module lists objectives that will be covered in that module. Modules include images and graphs that help facilitate learning and interactive animations to help relate a concept to a visual representation that the user can control. Each module concludes with a summary and a short quiz to test comprehension of the material covered in that module and fulfill your ARRT ® CT CE credit requirements.

Audience and Objectives


  • Explain the importance of patient care while performing a CT scan
  • Discuss contrast media injections and possible side effects
  • Describe injection techniques used during CT examinations
  • Understand the role of the CT technologist is reducing patient dose
  • Discuss the pros and cons of patient shielding
  • List the different types of pitches
  • Explain how collimation affects image quality and patient dose
  • Understand the evolution of the CT scanner
  • Compare 2D, 3D, 4D and 5D images
  • Define Dual Energy CT scanning
  • Understand the process of data acquisition
  • Discuss acquisition modes and parameters
  • Define CT Dose Index (CTDI)
  • Understand the concept of post-processing
  • Explain volume rendering
  • Compare maximum intensity projection (MIP) and minimum intensity projection (MinIP)
  • List the different types of resolutions
  • Discuss factors affecting image quality in CT
  • Understand the evolution of informatics
  • Explain the principle of networking
  • Discuss picture archiving and communication systems
  • Recognize the need for security and confidentiality
Target Audience

  • Radiologic Technologists
  • Cardiologists

All-Access PassAll-Access Pass

Topics Covered

Patient Care

Radiation Safety and Dosage

CT Terminology

History of CT Scanners



Image Quality


CQR Credits Distribution

Discipline Major content category & subcategories CE Credits provided
CT-2016 Patient Care
Patient Interactions and Management 1.00
Contrast Administration 1.00
CT-2017 Patient Care
Patient Interactions and Management 2.00
CT-2016 Image Production
Physics and Instrumentation 3.00
CT-2017 Image Production
Image Formation 3.00
CT-2016 Procedures
Neuro 0.50
Body 1.00
Musculoskeletal 0.50
CT-2017 Procedures
Head, Spine, and Musculoskeletal 0.50
Neck and Chest 0.50
Abdomen and Pelvis 1.00