نتایج جستجو برای: standard intraoral radiography

تعداد نتایج: 538321  

2012
Eun-Kyung Kim Won-Jeong Han Jin-Woo Choi Yun-Hoa Jung Suk-Ja Yoon Jae-Seo Lee

PURPOSE The objectives of this study were to survey the radiographic exposure parameters, to measure the patient doses for intraoral dental radiography nationwide, and thus to establish the diagnostic reference levels (DRLs) in intraoral dental X-ray examination in Korea. MATERIALS AND METHODS One hundred two intraoral dental radiographic machines from all regions of South Korea were selected...

Journal: :International endodontic journal 2009
S Patel A Dawood F Mannocci R Wilson T Pitt Ford

AIM To compare the diagnostic accuracy of intraoral digital periapical radiography with that of cone beam computed tomography (CBCT) for the detection of artificial periapical bone defects in dry human jaws. METHODOLOGY Small and large artificial periapical lesions were prepared in the periapical region of the distal root of six molar teeth in human mandibles. Scans and radiographs were taken...

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...

Journal: :avicenna journal of dental research 0
janet moradi haghgoo department of periodontics, school of dentistry, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) abbas shokri department of radiology, school of dentistry, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) fatemeh azizi department of orthodontics, school of dentistry, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) nazli rabienejad department of periodontics, school of dentistry, hamadan university of medical sciences, hamadan, ir iran; department of periodontics, school of dentistry, hamadan university of medical sciences, hamadan, ir iran. tel: +98-8138381074, fax: +98-8138381085سازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences)

background radiographs play an integral role in the assessment of periodontal disease. in recent years, advent of digital imaging has revolutionized radiology in dentistry. patients and methods in this diagnostic accuracy study, 48 inter proximal surfaces were evaluated in eight patients. these patients had alveolar bone loss in anterior regions because of periodontitis. intraoral (parallel per...

Journal: :Brazilian dental journal 2017
Shahin Kasraei Abbas Shokri Jalal Poorolajal Samira Khajeh Hamid Rahmani

Secondary caries is the most common cause of dental restoration failures. This study aimed to compare the diagnostic accuracy of conventional and digital intraoral radiography and cone beam computed tomography (CBCT) for detection of recurrent caries around composite restorations. mesio-occluso-distal (MOD) cavities were prepared using bur on 45 extracted sound human molar teeth. The teeth were...

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: :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...

2011
Rahul Kumar Neha Khambete Ekta Priya

It is difficult to take intraoral radiographs in some patients who are intolerable to place the film in their mouth. For these patients, Newman and Friedman recommended a new technique of extraoral film placement. Here we report various cases that diagnostic imaging was performed in patients using the extraoral periapical technique. This technique was used to obtain the radiographs for the pati...

G. Hodolli, G. Nafezi, M. Bahtijari, N. Syla, S. Kadiri,

Background: The aim of this study was to measure and determine diagnostic reference levels (DRLs) of programs used at intraoral and dent panoramic examinations in Kosovo. Materials and Methods: To determine DRL, were performed measurements for dose area product (DAP) at intraoral and dental panoramic radiology systems. This study has covered over 47% of X-ray units, which are in use for intraor...

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