ATTENTION: This course will not be renewed. You must submit your passing test BEFORE 11:59 pm Eastern Time on 06/30/25 to receive credit for the course. The ASRT® approval expires ON 7/01/25. There are no exchanges, store credits, or refunds given for failure to submit a passing test BEFORE the course approval end date.
Ordering Options
Test Only with FREE eBook!
You’ll get the eBook as part of your downloads when you purchase the test only!
Need to know if this course is approved for your CE requirements? Click on the Approvals tab above.
Customer Reviews
“CT Safety was a great home study. Very informative and easy to read & understand.”~Karen 2/13/19
The 2nd Edition of this course for 6 CE will be available on 7/1/25.
Course Description
This course offers the experienced and novice technologist a review and introduction to the factors affecting radiation dose in computed tomography (CT) examinations: dose reduction methods and optimization of image quality. Chapter 1 provides information about the evolution of CT equipment design and dose reduction initiatives and the impact they have on radiation dose reduction and improvements in image quality. Chapter 2 focuses on information regarding radiation dose and biologic risks associated with exposure to ionizing radiation during CT examinations that can be used to educate referring physicians, patients, caregivers, and the public about radiation exposure in CT examinations. Chapter 3 covers dose reduction techniques such as automatic exposure control, tube current modulation, automatic voltage selection, and iterative reconstruction, and examination specific dose reduction techniques in common CT examinations.
“Start where you are. Use what you have. Do what you can.”
—Arthur Ashe
This course is based on the book CT Safety: Dose Reduction & Image Optimization, by Jeana Fleitz, M.Ed., RT(R)(M)(ARRT)™. The book/PDF is 76 pages long and 8.5 x 11 inches in size. This book has 12 pt font and 1.5 line spacing.
The test has 32 multiple choice and true/false questions.
ATTENTION: This course will not be renewed. You must submit your passing test BEFORE 11:59 pm Eastern Time on 06/30/25 to receive credit for the course. The ASRT® approval expires ON 7/01/25. There are no exchanges, store credits, or refunds given for failure to submit a passing test BEFORE the course approval end date.
American Society of Radiologic Technologists® (ASRT)®
Course Approval End Date 07/01/25
Florida Department of Health, Board of Radiation Control (FLDOH-BRC)
Accepted: Yes. They accept the ASRT® approval but you must self report the credits using your certificate of completion.
Category: Technical
California Radiologic Health Branch
Accepted: Yes
Digital: Yes
Fluoroscopy: No
Texas Medical Board
Direct Credit
The 2nd Edition of this course for 6 CE will be available on 7/1/25.
All X-Ray Lady® Courses may be used for CQR or structured education requirements for ARRT® certifications and registrations. It is your responsibility to determine if a course will apply towards your specific CE requirements, but we are happy to help you find something! Email us your CQR CE prescription at xrayladyce@gmail.com and we’ll find the best course options we have to offer!
Click the links below for the ARRT® Credit Distributions for all of X-Ray Lady’s CE courses!
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