نتایج جستجو برای: periapical radiography

تعداد نتایج: 22930  

2014
Tadas Venskutonis Povilas Daugela Marijus Strazdas Gintaras Juodzbalys

OBJECTIVES The aim of the present study was to compare the accuracy of intraoral digital periapical radiography and cone beam computed tomography in the detection of periapical radiolucencies in endodontically treated teeth. MATERIAL AND METHODS Radiographic images (cone beam computed tomography [CBCT] scans and digital periapical radiography [PR] images) from 60 patients, achieved from Septe...

Journal: :International endodontic journal 2011
C Durack S Patel J Davies R Wilson F Mannocci

AIM To compare in an ex vivo model the ability of digital intraoral radiography and cone beam computed tomography (CBCT) to detect simulated external inflammatory root resorption lesions, and to investigate the effect of altering the degree of rotation of the CBCT scanners X-ray source and imaging detector on the ability to detect the same lesions. METHODOLOGY Small and large simulated extern...

Journal: :Journal of Dental Research and Review 2018

Journal: :Brazilian dental journal 2009
Carlos Estrela Mike Reis Bueno Olavo César Lyra Porto Cleomar Donizeth Rodrigues Jesus Djalma Pécora

The determination of the success of endodontic treatment has been often discussed based on outcome obtained by periapical radiography. The aim of this study was to verify the influence of intracanal post on apical periodontitis detected by cone-beam computed tomography (CBCT). A consecutive sample of 1020 images (periapical radiographs and CBCT scans) taken from 619 patients (245 men; mean age,...

Journal: :Brazilian oral research 2010
Fabricio Batistin Zanatta Bruno Rodrigues Giacomelli Patricia Pasquali Dotto Vânia Regina Camargo Fontanella Cassiano Kuchenbecker Rosing

There is little material in the literature that compares biological width measurements in periapical and bite-wings radiographs with clinical measurements. The purpose of this study was to compare measurements of biological width taken by three different methods which are frequently used for planning periodontal surgery - periapical radiograph, bite-wing radiograph and transperiodontal probing ...

Journal: :مجله دانشگاه علوم پزشکی شهید صدوقی یزد 0
فاطمه عزالدینی اردکانی ّf ezoddini ardakani . [email protected] رضا ملا r molla سولماز اکبری s akbari احمد حائریان اردکانی a haerian ardakani جعفر جوادی شلمانی j javadi-shalmani

introduction: the height of the alveolar bone, is normally maintained by equilibrium between bone formation and bone resorption, but in periodontal disease more destruction or lack of bone formation will reduce the alveolar bone height. however the radiography is important in diagnosis, treatment plan and detection of quality and quantity of the alveolar bone although the type of radiography is...

2012
Sujatha S Reddy

Introduction: Extraoral periapical radiography (EOPAR) is a technique where the film is placed extraorally overlying the tooth of interest and the X-ray beam is directed from the opposite side of the face. This technique was first proposed by Newman and Friedman (2003) and later modified by Chia-Hui Chen et al (2007) to assist certain patient populations who are unable to tolerate intraoral fil...

Journal: :International endodontic journal 2014
Y-H Liang L Jiang X-J Gao H Shemesh P R Wesselink M-K Wu

AIM To test the ability of periapical radiography (PA) and cone-beam computed tomography (CBCT) to determine the presence/absence of periapical lesions and examine the reliability of volumetric measurements of periapical lesions on CBCT scans. METHODOLOGY After tooth extractions in human mandibles, bone defects were cut at the base of extraction sockets to mimic periapical bone lesions. The t...

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...

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