3D-CT vascular setting protocol using computer graphics for the evaluation of maxillofacial lesions

Area of Science:

• Oral and Maxillofacial Radiology
• Medical Imaging
• 3D Reconstruction

Background:

• Mandibular giant cell granulomas are proliferative lesions requiring accurate diagnostic methods.
• Traditional imaging techniques may have limitations in fully assessing complex maxillofacial lesions.
• Advanced visualization techniques are crucial for precise diagnosis and treatment planning.

Purpose of the Study:

• To present the utility of spiral computed tomography-based three-dimensional (3D-CT) in visualizing mandibular giant cell granulomas.
• To demonstrate the importance of a vascular protocol in 3D-CT for enhanced diagnosis and lesion assessment.
• To evaluate the role of interactive 3D images in qualitative and quantitative analyses of maxillofacial lesions.

Main Methods:

• Analysis of 21 patients with maxillofacial lesions of neoplastic and proliferative origins.
• Utilized spiral computed tomography (CT) with a vascular protocol for image acquisition.
• Employed computer graphics for three-dimensional (3D-CT) image reconstruction and interactive visualization.

Main Results:

• 3D-CT reconstructed images, particularly with the vascular protocol, significantly improved visualization of mandibular giant cell granulomas.
• The technique facilitated accurate determination of lesion dimensions and extent.
• Interactive 3D images aided in qualitative and quantitative analyses, supporting diagnosis, treatment planning, and follow-up.

Conclusions:

• Spiral CT-based 3D-CT with a vascular protocol is a valuable tool for evaluating mandibular giant cell granulomas.
• This advanced imaging technique offers superior visualization and dimensional analysis compared to axial CT slices and 3D-CT bone images alone.
• The method serves as an important adjunct for oral and maxillofacial radiologists in managing complex maxillofacial lesions.