نتایج جستجو برای: oral radiography

تعداد نتایج: 270656  

پایان نامه :0 1374

this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...

Journal: :journal of dentistry, tehran university of medical sciences 0
mahkameh moshfeghi assistant professor, department of oral and maxillofacial radiology, dental school, shahid beheshti university of medical science, tehran, iran. soodabeh sadat sajadi sepideh sajadi majid shahbazian

successful endodontic therapy depends on adequate mechanical and chemical debridement of the canal which requires knowledge of the canal morphology. conventional radiography has been used to evaluate the canal type; however, direct digital radiography has recently been practiced for this purpose due to the shortcomings of conventional radiography. the aim of the present study was to compare the...

2016
Mine Gecgelen Cesur Alev Yilmaz Torun Ozer

The aim of this study was to evaluate knowledge of and attitudes towards digital radiography and Cone Beam Computed Tomography (CBCT) among orthodontists. A questionnaire with 24 questions was emailed to orthodontists practising in Turkey. The questionnaire comprised sections pertaining to demographic characteristics and clinical specialties, attitudes towards digital imaging, and knowledge of ...

2015
Mojdeh Mehdizadeh Sahar Goli Booshehri Farimah Kazemzadeh Parisa Soltani Mahmood Reza Kalantar Motamedi

Dear Editor, The selection of appropriate diagnostic techniques is an important step in the treatment of disease. An optimal diagnostic method can provide essential information, while minimizing cost and harm to patients. In dental radiography , attempts have been made to reduce patient exposure to radiation. Cone-beam computed tomography (CBCT) and digital radiography were developed to achieve...

A Ghaznavi, A Iranparvar, A Yarahmadi, AR Talayi Pour , L Hafezi, L Sahabi,

Background and Aim: Clinical and radiographic diagnoses of dental root fractures have always been difficult and require high accuracy in dental care and treatment. The aim of this study was to compare the diagnostic accuracy of intraoral digital radiography (PSP) and CBCT in the detection of horizontal and vertical root fractures (HRF and VRF). Materials and Methods: For this experimental stud...

Introduction: Due to preventing unnecessary exposure to x-ray, the dentists must acquire adequate information about radiography. Methods: This descriptive cross-sectional study was conducted on general dentists working in Yazd City, selected by convenience sampling method. The data were collected using a three-part questionnaire, the first part included demographic information of the dentists ...

Journal: :مجله تحقیق در علوم دندانپزشکی و فک و دهان 0
احمدرضا طلاییپور ar talayi pour ialamic azad university teh iranدانشکده دندانپزشکی ازاد تهران لادن حافظی l hafezi ialamic azad university teh iranدانشکده دندانپزشکی ازاد تهران اعظم یاراحمدی a yarahmadi ialamic azad university teh iranدانشکده دندانپزشکی ازاد تهران ایسان غزنوی a ghaznavi oromeyeh university dental branchدانشکده دندانپزشکی ارومیه بخش رادیولوژی ایسل ایرانپور a iranpor ialamic azad university teh iranدانشکده دندانپزشکی ازاد تهراند لیلا سحابی l sahabi ialamic azad university teh iranدانشکده دندانپزشکی ازاد تهران

background and aim: clinical and radiographic diagnoses of dental root fractures have always been difficult and require high accuracy in dental care and treatment. the aim of this study was to compare the diagnostic accuracy of intraoral digital radiography (psp) and cbct in the detection of horizontal root fracture (hrf) and vertical root fracture (vrf). materials and methods: for this experim...

Journal: :مجله دانشگاه علوم پزشکی شهید صدوقی یزد 0
پیمان دبیرمقدم p dabirmoghadam شبنم آذری sh azari فاطمه عزالدینی اردکانی f ezoddini-ardakani عبدالرضا صدر ارحامی ar sadr-arhami حمیدرضا منصوریان hr mansourian

introduction: mandibular fracture is the most common facial bone fracture due to facial trauma. a variety of imagings have been used for diagnosis of mandibular fractures. however, the choice of imaging for diagnosis of mandibular fractures is controversial.present study compares the accuracy of the three most common imaging methods in mandibular fracture diagnosis panoramic radiography, corona...

Background and ObjectiveRadiographic examination has an important role in diagnosis and treatment of periodontal patients, so this study was performed to determine the accuracy of digital bite wing (CMOS) radiography in alveolar bone resorption. Materials and Methods: This cross-sectional study was performed on 61 teeth of 16 periodontal patients referred to the periodontoloy department of R...

Journal: :journal of dental research, dental clinics, dental prospects 0
joddd editorial office

the article entitled “accuracy of digital subtraction radiography in combination with a contrast media in assessment of proximal caries depth” which appeared in j dent res dent clin dent prospect 2008; 2(3):77-81 incorrectly listed the second author’s affiliation as department of oral and maxillofacial radiology, shahid beheshti university of medical sciences. the correct affiliation of sara eh...

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