CBCT technique in the field of endodontics has become an important imaging modality providing 3D visualization to aid in diagnosis, treatment planning, and final outcome assessments. However, several authors confirm that CBCT, when used for very difficult cases, subjects the patient to increased radiation doses in comparison to conventional two-dimensional radiogrpahy. As most endodontic procedures involve comparatively younger patients and a very localized anatomical area, it becomes essential to avoid unnecessary exposure while ensuring adequate diagnostic image quality. Consideration needs to be given to measures put in place for the optimization of radiation dose based on ALARA (As Low As Reasonably Achievable) and ALADA (As Low As Diagnostically Acceptable) principles. Some of these methods include selecting appropriate cases at proper times; utilizing limited-field views; applying lower exposure parameters; using image reconstruction algorithms; and respecting clinical guidelines for radiation dose. This paper discusses the principles, techniques, and clinical considerations concerning exposure optimization in CBCT endodontics, where patient safety is weighed against diagnostic acceptance.
CBCT, Endodontics, Radiation Dose Optimization, ALARA, ALADA, Field of View, Image Quality, Patient Safety
IRE Journals:
Peter Johnson
"Radiation Dose Optimization in CBCT Endodontics" Iconic Research And Engineering Journals Volume 2 Issue 10 2019 Page 503-508
IEEE:
Peter Johnson
"Radiation Dose Optimization in CBCT Endodontics" Iconic Research And Engineering Journals, 2(10)