Physics - Fluoroscopy
Content Reviewed: August 26, 2026
1.5 CME
17 Videos
1 hr. 22 min. of video
Fluoroscopy plays a vital role in image-guided diagnosis and intervention, making a solid understanding of its underlying physics essential for radiologists. In this course, Dr. M. Mahesh explains the principles that differentiate fluoroscopy from conventional radiography, exploring fluoroscopy system design, X-ray generation, collimation, and the technologies that enable real-time imaging. Gain insight into key imaging modes, including image intensifiers, flat-panel detectors, magnification, field of view, and pulsed fluoroscopy.
A major emphasis of the course is radiation safety and dose optimization. Dr. Mahesh reviews the biological effects of radiation, the factors that influence patient dose during fluoroscopic procedures, and practical strategies for minimizing exposure while maintaining diagnostic image quality.
The course also covers radiation protection principles and fluoroscopy dose descriptors, equipping radiologists, technologists, and medical physicists with the knowledge to perform fluoroscopic examinations safely and effectively.
Fluoroscopy plays a vital role in image-guided diagnosis and intervention, making a solid understanding of its underlying physics essential for radiologists. In this course, Dr. M. Mahesh explains the principles that differentiate fluoroscopy from conventional radiography, exploring fluoroscopy system design, X-ray generation, collimation, and the technologies that enable real-time imaging.
Faculty
Mahadevappa Mahesh, PhD, FACR, MS, FAAPM, FACMP, FSCCT, FIOMP
Professor of Radiology and Cardiology
Johns Hopkins University School of Medicine
Physics of Fluoroscopy
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Videos
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23 min. of video
Fluoroscopy Imaging Modes
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Videos
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24 min. of video
Minimizing Risks from Fluoroscopy
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34 min. of video
Conclusion
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Video