نتایج جستجو برای: oral radiography

تعداد نتایج: 270656  

AR Talaeipour, M Golpasha, S Heidarkhan Tehrani , S Nemati Anaraki ,

Background and Aim: Secondary caries are a common challenge for dentists. Many researchers have evaluated the accuracy of digital radiographic systems in the detection of secondary caries and have reported controversial results. Therefore, the aim of this in vivo study was to determine the diagnostic accuracy of digital radiography in the detection of secondary caries in anterior teeth. Mate...

ژورنال: مجله دندانپزشکی 2007
باشی‌زاده, حوریه, طلایی پور, احمد رضا, نجفی مطلق, عباس, گودرزی پور, داریوش ,

Background and Aim: The goal of dental treatment is to improve oral hygiene, to maintain teeth and minimize the risk of diseases. Although data obtained from radiographs has distinct advantages to patients, the radiation side effects should be considered as well. FDA has developed a guideline for prescribing radiographs in the middle of the eighties. The aim of this study was to evaluate the re...

Journal: :archives of clinical infectious diseases 0
zohreh aminzadeh department of infectious diseases and tropical medicine, shahid beheshti university, m.c., tehran, ir iran; department of infectious diseases and tropical medicine, loghman hakim hospital, kamali street, karegar avenue, tehran, ir iran. email: maysam yousefi department of infectious diseases and tropical medicine, shahid beheshti university, m.c., tehran, ir iran soheila nasiri department of dermatology, shahid beheshti university, m.c., tehran, ir iran

background kaposi sarcoma (ks) is an angioproliferative tumor that mainly involves mucocutaneous tissues, but extracutaneous spread to lymph nodes, gi tract, lungs, liver, pancreas, heart, and testes can occur in aids-associated ks. patients with pulmonary ks may be symptomatic or present with an asymptomatic abnormality on chest radiography. patient and method a 28-year-old man presented with ...

Background: Analog radiography has been replaced with digital radiography for canine diagnostic imaging in many veterinary clinics. There is no data comparing these modalities in a veterinary clinical setting to detect bronchial pattern signs in dogs. Objectives: In this study, computerized digital radiography (CR) and analog radiography were compared for diagnosis of bronchial pattern in dogs....

E. Han, H. Jang, P. Cho, Y. Kim,

Background: Dental hygiene departments in Korean institutions of higher education regularly use radiography systems for educating students. Despite reports indicating that exposure doses from these radiation-generating devices are small, and thus, present low risks for causing physical harm or chromosomal abnormalities, the large numbers of people who participate in oral examinations involving ...

Journal: :EAI endorsed transactions on bioengineering and bioinformatics 2021

INTRODUCTION: The identification of COVID-19 pneumonia using chest radiography is challenging. OBJECTIVES: We investigate classification models to differentiate COVID-19-based and typical in radiography. METHODS: use 136 segmented X-rays train evalu

Journal: :AJR. American journal of roentgenology 1996
B Reiner E Siegel T McLaurin S Pomerantz R Allman J R Hebel S Fritz Z Protopapas

OBJECTIVE The study was performed to evaluate detection of soft-tissue foreign bodies using conventional radiography (film-screen radiography), computed radiography printed on films (computed radiography-hard copy), and computed radiography displayed on a computer workstation (computed radiography-soft copy). SUBJECTS AND METHODS Fifteen foreign bodies of different size, shape, and compositio...

Journal: :Archives of dental research 2022

Odontomas are categorised into mixed odontogenic tumor that originates ecto-mesenchymally and made up of mineralised tissue. Hamartoma is the most frequent benign tumour with an aetiology. It distinguished by its sluggish growth lack aggression. "Erupted odontomas" those erupt oral cavity uncommon. They usually noticed in regular radiography can be caused a variety factors, including trauma, ge...

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