نتایج جستجو برای: root resorption

تعداد نتایج: 149247  

Morteza Oshagh,

Objectives Root resorption is a dangerous side effect in orthodontics, and maxillary incisors are at the highest risk for root resorption. It is important to understand optimal force considerations for patients with altered root lengths.The purpose of this study was to investigate the effects of root length on stress distribution on roots by means of three dimensional fi...

Journal: :dental research journal 0
hosseinagha aghili seyed amir reza fatahi meybodi mohammed danesh ardekani mohammad hassan bemanianashkezari jalil modaresi yousef masomi

background: the aim of this study was to evaluate the hypothesis that budesonide increases the susceptibility of teeth to root resorption during the course of orthodontic treatment. materials and methods: a randomized controlled trial design (animal study) was employed. budesonide was administered in test group for 14 days during which orthodontic force was applied to upper right molar. afterwa...

Journal: :Stomatologija 2006
Kirsten Nigul Triin Jagomagi

UNLABELLED THE MAIN OBJECTIVE of the study was to determine the extent of external apical root resorption at the end of orthodontic treatment and to identify the possible pre-treatment and treatment factors that would allow to predict the possible incidence of root resorption before the start of treatment. PATIENTS AND METHODS Panoramic radiographs of 75 patients that had been treated with fu...

Journal: :European journal of orthodontics 2007
Satu Apajalahti Jaakko Sakari Peltola

The purpose of the study was to compare the incidence and severity of apical root resorption in patients treated with different orthodontic appliances and to evaluate the effect of treatment duration on the degree of apical root resorption. A further aim was to analyse the degree of apical root resorption in different tooth groups in patients presenting with root resorption. The sample consiste...

Journal: :dental research journal 0
preeti jain pruthi umesh dharmani ruchika roongta sangeeta talwar

resorption of tooth structures can occur as a result of physiological, pathological, and idiopathic factors. early diagnosis and appropriate treatment can prevent its serious complications. this case report presents surgical endodontic management of a trauma-induced perforating external root resorption, which was diagnosed with the help of cone beam computed tomography. following root canal tre...

Management of internal root resorption is a challenge to the endodontists. If it is left untreated, it may lead to the destruction of the surrounding dental hard tissues. Despite, routine obturation techniques are often employed without considering the best technique to solve this problem. This study presented a case of internal root resorption and apical periodontitis affecting tooth 12 (FDI) ...

Background and Aim : One of the concerns about orthodontic treatment is the external apical root resorption(EARR).Therefore, the aim of this study was to compare the rate of  EARR in posterior permanent endodontically treated and vital teeth after orthodontic treatment. Materials and methods: This observational and retrospective study was performed on 112 roots in 28 patients in the age range o...

Journal: :ARS Medica Tomitana 2013

2013
Behnam Bolhari Naghmeh Meraji Ali Nosrat

External root resorption of permanent teeth is a multifactorial process. Several etiologic and predisposing factors have been related to external root resorption. Idiopathic external root resorption is defined as cases of external root resorption without a distinct etiologic factor. This article presents an extensive idiopathic external root resorption of maxillary first molar with irreversible...

Journal: :iranian journal of radiology 0
sima nikneshan department of radiology, school of dentistry, shahid beheshti university of medical sciences, tehran, iran solmaz valizadeh department of radiology, school of dentistry, shahid beheshti university of medical sciences, tehran, iran anahita javanmard dentist, tehran, iran leila alibakhshi department of radiology, school of dentistry, shahid beheshti university of medical sciences, tehran, iran; department of radiology, school of dentistry, shahid beheshti university of medical sciences, tehran, iran. tel: +98-2122907040, fax: +98-2188804037

conclusion considering the similar diagnostic efficacy of all voxel sizes, 300 µm voxel size can be used with adequate efficacy for detection of external root resorption defects with minimal patient radiation dose and the shortest scanning time. background selecting a voxel size that yields minimal radiation dose with no significant compromise of the diagnostic accuracy of cone beam computed to...

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