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Updated: Dec 11, 2025

Author Spotlight: Three-Dimensional Cephalometric Landmark Annotation Demonstration on Human Cone Beam Computed Tomography Scans
Published on: September 8, 2023
Cone beam computed tomography - extending its arm to explore new possibilities
Prajakta P Chaudhari1, Chetan Bhadage1, Ajay Bhoosreddy1
1Department of Oral Medicine and Radiology, MGV's KBH Dental College and Hospital, Nashik, Maharashtra, India.
Cone beam computed tomography (CBCT) greyscale values can differentiate benign jawbone lesions. This imaging technique aids in distinguishing between cystic and tumorous osseous lesions, correlating with histopathology.
Area of Science:
- Oral and Maxillofacial Radiology
- Dental Imaging
- Pathology
Background:
- Benign osseous lesions of the jaws present a diagnostic challenge.
- Cone beam computed tomography (CBCT) offers detailed imaging of jaw structures.
- Differentiating lesion types non-invasively is crucial for appropriate management.
Purpose of the Study:
- To evaluate the utility of CBCT greyscale values in differentiating benign jaw osseous lesions.
- To measure greyscale values of various jaw lesions.
- To correlate these values with histopathological diagnoses.
Main Methods:
- CBCT scans of histopathologically confirmed jaw osseous lesions were analyzed.
- Greyscale values of lesions were measured and recorded.
- Values were grouped by histopathological diagnosis and statistically evaluated.
Main Results:
- Mean greyscale value for cystic lesions was 1208.375 ± 93.
- Mean greyscale value for tumorous lesions was 1603 ± 425.5.
- A discernible difference in greyscale values was observed between lesion types.
Conclusions:
- CBCT greyscale values serve as a valuable tool for differentiating between groups of benign jaw osseous lesions.
- This imaging metric can assist in the non-invasive characterization of jaw lesions.
- Further research may refine the diagnostic accuracy of CBCT in this context.
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