Dental cone beam CT: A review

Area of Science:

• Medical Imaging
• Radiology
• Dental Imaging

Background:

• Two-dimensional imaging has limitations in maxillofacial diagnostics.
• Dental cone beam CT (CBCT) offers advanced 3D image reconstruction with high spatial resolution.
• Increasing availability of CBCT devices presents numerous clinical benefits and potential new applications.

Purpose of the Study:

• To review and compare technical aspects of CBCT equipment.
• To address image reconstruction, quality, radiation dose, and optimization strategies.
• To discuss clinical needs, user education, and future challenges in CBCT technology.

Main Methods:

• Comparison of manufacturer data, including scanner-specific X-ray spectra.
• Analysis of CBCT image reconstruction and image quality parameters.
• Review of radiation dose issues, dosimetry, and optimization techniques.

Main Results:

• CBCT technology provides significant advantages for maxillofacial imaging over 2D methods.
• Technical specifications and performance vary among CBCT devices.
• Optimization of radiation dose and image quality is crucial for safe and effective use.

Conclusions:

• CBCT is a valuable tool for maxillofacial diagnostics, requiring careful consideration of technical parameters and radiation safety.
• Standardized research, education, and adherence to guidelines (e.g., involving medical physics experts) are essential for optimal CBCT utilization.
• Ongoing development and research are needed to address current limitations and unlock the full potential of CBCT in medical imaging.