光子计数CT在牙科成像中的潜在益处:一项叙述性综述

Potential Benefits of Photon-Counting CT in Dental Imaging: A Narrative Review.

作者信息

Zanon Chiara, Pepe Alessia, Cademartiri Filippo, Bini Costanza, Maffei Erica, Quaia Emilio, Stellini Edoardo, Di Fiore Adolfo

机构信息

Department of Radiology, University of Padua, 35128 Padova, Italy.

Department of Radiology, Fondazione Toscana Gabriele Monasterio, 56124 Pisa, Italy.

出版信息

J Clin Med. 2024 Apr 22;13(8):2436. doi: 10.3390/jcm13082436.

Abstract

Advancements in oral imaging technology are continually shaping the landscape of dental diagnosis and treatment planning. Among these, photon-counting computed tomography (PCCT), introduced in 2021, has emerged as a promising, high-quality oral technology. Dental imaging typically requires a resolution beyond the standard CT systems achievable with the specialized cone-beam CT. PCCT can offer up to 100 µm resolution, improve soft-tissue contrast, and provide faster scanning times, which are crucial for detailed dental diagnosis and treatment planning. Using semiconductor detectors, PCCT produces sharper images and can potentially reduce the number of scans required, thereby decreasing patient radiation exposure. This review aimed to explore the potential benefits of PCCT in dental imaging. This review analyzed the literature on PCCT in dental imaging from January 2010 to February 2024, sourced from PubMed, Scopus, and Web of Science databases, focusing on high-resolution, patient safety, and diagnostic efficiency in dental structure assessment. We included English-language articles, case studies, letters, observational studies, and randomized controlled trials while excluding duplicates and studies unrelated to PCCT's application in dental imaging. Studies have highlighted the superiority of PCCT in reducing artifacts, which are often problematic, compared to conventional CBCT and traditional CT scans, due to metallic dental implants, particularly when used with virtual monoenergetic imaging and iterative metal artifact reduction, thereby improving implant imaging. This review acknowledges limitations, such as the potential for overlooking other advanced imaging technologies, a narrow study timeframe, the lack of real-world clinical application data in this field, and costs. PCCT represents a promising advancement in dental imaging, offering high-resolution visuals, enhanced contrast, and rapid scanning with reduced radiation exposure.

摘要

口腔成像技术的进步不断塑造着牙科诊断和治疗计划的格局。其中,2021年推出的光子计数计算机断层扫描(PCCT)已成为一种有前景的高质量口腔技术。牙科成像通常需要超出标准CT系统的分辨率,而专门的锥形束CT可以实现这一点。PCCT可以提供高达100微米的分辨率,改善软组织对比度,并提供更快的扫描时间,这对于详细的牙科诊断和治疗计划至关重要。使用半导体探测器,PCCT可以产生更清晰的图像,并有可能减少所需的扫描次数,从而减少患者的辐射暴露。本综述旨在探讨PCCT在牙科成像中的潜在益处。本综述分析了2010年1月至2024年2月期间来自PubMed、Scopus和Web of Science数据库的关于PCCT在牙科成像方面的文献,重点关注牙科结构评估中的高分辨率、患者安全和诊断效率。我们纳入了英文文章、病例研究、信件、观察性研究和随机对照试验,同时排除了重复的研究以及与PCCT在牙科成像中的应用无关的研究。研究强调了与传统CBCT和传统CT扫描相比,PCCT在减少伪影方面的优越性,由于金属牙科植入物,伪影往往是个问题,特别是在与虚拟单能成像和迭代金属伪影减少技术一起使用时,从而改善了植入物成像。本综述承认存在局限性,例如可能忽视其他先进成像技术、研究时间框架狭窄、该领域缺乏实际临床应用数据以及成本问题。PCCT代表了牙科成像领域一项有前景的进展,提供高分辨率的视觉效果、增强的对比度以及减少辐射暴露的快速扫描。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/da9b/11051238/ad3266253499/jcm-13-02436-g001.jpg

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