نتایج جستجو برای: bitewing

تعداد نتایج: 248  

2015
Laurence R Gaalaas Donald Tyndall André Mol Eric Everett

Proximal dental caries remains a prevalent disease with only modest detection rates by current diagnostic systems. X-ray radiography represents the most common and successful means of diagnosing early dental caries lesions, however; many new systems are available without controlled validation of diagnostic efficacy. This study evaluated the caries detection of three new dental radiographic imag...

Journal: :journal of dental biomaterials 0
h. baseri school of dentistry, shiraz university of medical sciences, iran. r. rafeh department of computer engineering, faculty of engineering, arak university, arak, iran f. soltani tafreshi department of computer engineering, faculty of engineering, arak university, arak, iran m. houshyar department of oral and maxillofacial radiology, arak university of medical sciences, arak, iran l. khojastepour department of oral and maxillofacial radiology, school of dentistry, shiraz university of medical sciences, shiraz, iran

statement of problem: bitewing radiograph is the main reference for diagnosis of proximal and recurrent caries. there is no software for gathering and analyzing radiologists’ opinion in the field of caries detection on digital bitewing radiograph (dbr). objectives: the main aim of this study is to introduce the first windows application that could be used for marking caries on dbr. this softwar...

A zareei, AR Aliyali, G majidi, L hafezi, S bayat,

Background and Aim: Considering the significance of the detection of proximal caries and the limited information available on the diagnostic value of digital radiography after the use of enhancement filters, this in-vitro study sought to compare the diagnostic value of digital radiography with and without the use of the edge enhancement (EE) filter in the detection of proximal enamel caries in ...

A. Chaparian, F. Dehghanzade,

Background: Radiation doses associated with the conventional dental radiographies are relatively low, but their number is high. Therefore, justification is necessary to ensure that radiation doses to patients, particularly children, are kept as low as reasonably achievable. Materials and Methods: The exposure factors applied for real patients in four age groups (5, 10, 15-year-old and adult) we...

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 ...

2014
Yaser Safi Mahdi Kadkhodazadeh Pooria Safai Mohammad Esmaeelinejad Nafiseh Shamloo

PURPOSE This study aimed to assess the interdental bone level in premolar bitewing radiographs while retracting the cheeks. METHODS Seventy-two horizontal bone defects were created on dried mandibles and maxillae. The distance from the bone level to the cement-enamel junction of premolars was detected by a modified digital caliper (considered the gold standard). The reliability of all radiogr...

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