نتایج جستجو برای: beam computed tomography cbct
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This article reviews the various clinical applications of cone-beam computed tomography (CBCT). A literature search was conducted via PubMed for publications related to dental applications of CBCT published between January 1998 and June 15, 2010. The search revealed a total of 540 articles, 129 of which were clinically relevant and analyzed in detail. A literature review demonstrated that CBCT ...
This study aimed to describe the imaging aspects of a concha bullosa discovered incidentally by means cone-beam computed tomography (CBCT) imaging. A female patient underwent CBCT exam, and bilateral extensive pneumatization middle was verified, presenting larger dimension right side deviated septum. The reported nasal obstruction loss smell. for covering maxillofacial region allowed discovery ...
Introducción: Una de las dificultades los tratamientos endodónticos son variaciones anatómicas raÃces y sistema canales radiculares. Existe poca información sobre prevalencia distribución espacial estas en casos reportados con CBCT (del inglés Cone-Beam Computed Tomography). El propósito la presente revisión fue analizar primer segundo molar permanente mandibular tratamiento endodónti...
By producing undistorted three-dimensional images of the area under examination, cone-beam computed tomography (CBCT) systems have met many of the limitations of conventional radiography. These systems produce images with small field of view at low radiation doses with adequate spatial resolution that are suitable for many applications in endodontics from diagnosis to treatment and follow-up. T...
UNLABELLED Cone-beam CT is an exciting development in dental and maxillofacial imaging. This article gives an overview of the subject and discusses some of the implications for dental practitioners. CLINICAL RELEVANCE Dentists should be aware of technological advances that potentially are going to have major implications on their practice. They should have knowledge of the indications, limita...
Cone beam computed tomography (CBCT) is a contemporary, radiological imaging system designed specifically for use on the maxillo-facial skeleton. The system overcomes many of the limitations of conventional radiography by producing undistorted, three-dimensional images of the area under examination. These properties make this form of imaging particularly suitable for use in endodontics. The cli...
INTRODUCTION To obtain essential information in clinical endodontics, cone-beam computed tomographic (CBCT) imaging can be used in all phases of treatment including diagnosis, treatment planning, during the treatment phase, and through post-treatment assessment and follow-up. The purpose of this article was to review the use of CBCT imaging in the diagnosis, treatment planning, and assessing th...
BACKGROUND AND AIMS At present, cone beam computed tomography (CBCT) has become a substitute for computed tomography (CT) in dental procedures. The metallic materials used in dentistry can produce artifacts due to the beam hard-ening phenomenon. These artifacts decrease the quality of images. In the present study, the number of artifacts as a result of beam hardening in the images of dental imp...
OBJECTIVES The aim of this pictorial review is to illustrate the use of CBCT in a broad spectrum of musculoskeletal disorders and to compare its diagnostic merit with other imaging modalities, such as conventional radiography (CR), Multidetector Computed Tomography (MDCT) and Magnetic Resonance Imaging. BACKGROUND Cone Beam Computed Tomography (CBCT) has been widely used for dental imaging fo...
OBJECTIVE To assess the influence of anatomical location on computed tomography (CT) numbers in mid- and full field of view (FOV) cone beam computed tomography (CBCT) scans. STUDY DESIGN Polypropylene tubes with varying concentrations of dipotassium hydrogen phosphate (K₂HPO₄) solutions (50-1200 mg/mL) were imaged within the incisor, premolar, and molar dental sockets of a human skull phantom...
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