Name the main advantage of spiral CT over axial CT. What are four methods of reducing radiation dose in CT fluoroscopy? What are the other advantages of spiral CT What factors limit the number of detectors? What is multidetector CT? What is the key modification in the CT scanner that allows spiral (helical) CT? Book traversal links for Spiral CT ‹ Why is an image intensifier used? Up Name the main advantage of spiral CT over axial CT. ›