نتایج جستجو برای: cbct cone

تعداد نتایج: 43079  

Journal: :Oral surgery, oral medicine, oral pathology, oral radiology, and endodontics 2009
Ricardo Affonso Bernardes Ivaldo Gomes de Moraes Marco Antonio Húngaro Duarte Bruno C Azevedo José Ribamar de Azevedo Clovis Monteiro Bramante

OBJECTIVES The diagnosis of root fractures by conventional radiographs is still difficult because of limitations of 2D images. Cone-beam volumetric tomography improves the diagnosis capacity in dentistry, such as increased radiation dose to the patient and presence of artifacts on the image. STUDY DESIGN This study compared the images obtained on conventional periapical radiographs and 3D sca...

2016
Cynthia L. Eccles Regina V. Tse Maria A. Hawkins Mark T. Lee Douglas J. Moseley Laura A. Dawson

PURPOSE Liver tumors are challenging to visualize on cone beam computed tomography (CBCT) without intravenous (IV) contrast. Image guidance for liver cancer stereotactic body ablative radiation therapy (SABR) could be improved with the direct visualization of hepatic tumors and vasculature. This study investigated the feasibility of the use of IV contrast-enhanced CBCT (IV-CBCT) as a means to i...

Journal: :Journal of endodontics 2014
Tadas Venskutonis Gianluca Plotino Gintaras Juodzbalys Lina Mickevičienė

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...

2014
Alexander Maninagat Luke Krishna Prasad Shetty Krishnarao Kilaru

Imaging is a highly dependent technology in the clinical assessment of a patient. With respect to the dental field, imaging has travelled a long way from the conventional radiographs to modern techniques like the computed tomography (CT) and the cone-beam computed tomography (CBCT). This article describes the evolution made in the CT in the field of dental imaging and attempts to compare the CT...

Introduction: A CBCT system (Cone Beam Computed Tomography) is a new method in the application of radiography in dental science that provides three-dimensional data of the hard and soft tissue, without magnification or distotion. Information obtained via this diagnostic imaging can be utilized in treatment planning. Methods: In this retrospective descriptive study, the CBCT prescription of all...

Introduction: Diagnosis of lesions and bone defects is very important and there is a lack of substantial studies on the most appropriate method for bone defect measurement. Hence, the aim of this study is to evaluate the accuracy of multi-slice computed tomography (MSCT) and cone-beam computed tomography (CBCT) in the diagnosis of mandibular bone defects present in sheep. Material & Methods: T...

2016

Background: The use of cone-beam computed tomography (CBCT), as an additional diagnostic tool in daily dental practice, has expanded rapidly in recent years. Since CBCT allows assessment of dento-maxillofacial structures in three-dimensional manner, its use may be very tempting in alveolar bone furcation defects (FDs) diagnosis. Aim: The aim of this study was to determine the impact of clinical...

Journal: :Brazilian Research in Pediatric Dentistry and Integrated Clinic 2022

Objective: To compare the accuracy of periapical radiography (PR) and cone-beam computed tomography (CBCT) for detection external apical root resorption (EARR) due to canal contamination. Material Methods: Dog’s teeth with experimentally induced contamination underwent or not treatment (n=62). True positives (TP), false (FP), true negatives (TN), (FN) in PR CBCT diagnoses were determined using ...

Journal: :Dental clinics of North America 2008
Donald A Tyndall Sonali Rathore

Cone-beam CT (CBCT) is useful for many maxillofacial applications, such as implant site imaging and diagnosis and treatment planning for orthodontics and craniofacial surgery. Dentoalveolar applications, such as carious lesion detection and characterization, assessment of the three-dimensional nature of periodontal bone topography, and various endodontic applications are less known and not as t...

Journal: :Dentistry today 2008
Michael Tischler

Computerized tomography (CT) has been utilized in medicine since the early 1970s, but it was not until the late 1980s that it was used in dentistry. The advantages of CT compared with traditional radiographic techniques are numerous, namely, offering a 3-dimensional view with unparalleled accuracy and clinical information. The benefits of this technology have further clinical practicality when ...

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