نتایج جستجو برای: diagnostic radiography

تعداد نتایج: 308827  

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....

Introduction: Regular implementation of quality control (QC) program in diagnostic X-ray facilities may affect both image quality and patient radiation dose due to the changes in exposure parameters. Therefore, this study aimed to investigate the status of randomly selected conventional radiographic X-ray devices installed in radiology centers of Great Khorasan Province, Iran, to produce the da...

Introduction The present work describes a study in which, based on patient dose measurements, thermoluminescent dosimeters were used to obtain the diagnostic reference level arising from panoramic radiography. Materials and Methods Ten panoramic units and a sample of 15 patients per X-ray unit were studied. Two thermoluminescent dosimeter chips were placed on the skin surface of selected organs...

Journal: :iranian endodontic journal 0
zahrasadat madani ehsan moudi ali bijani elham mahmoudi

introduction: the aim of this study was to compare the diagnostic value of cone-beam computed tomography (cbct) and periapical (pa) radiography in detecting internal root resorption. methods and materials: eighty single rooted human teeth with visible pulps in pa radiography were split mesiodistally along the coronal plane. internal resorption like lesions were created in three areas (cervical,...

Journal: :journal of dentistry, tehran university of medical sciences 0
zahra bahrololoomi associated professor, department of pediatric, school of dentistry, shahid sadoughi university of medical sciences, yazd, iran fateme ezoddini associated professor, department of radiology, school of dentistry, shahid sadoughi university of medical sciences, yazd, iran niloofar halvani3 postgraduated student, department of pediatric, school of dentistry, shahid sadoughi university of medical sciences, yazd, iran

o bjectives: early diagnosis of incipient and non cavitated carious lesions is crucial for performing preventive treatments. the aim of this study was to compare the effi- ciency of three diagnostic methods of bite-wing radiography, diagnodent, and visu- al examination in diagnosing the incipient occlusal caries of permanent first molars. materials and methods:  in this diagnostic cross-section...

Background: Chest radiography is one of the most usual diagnostic tools for respiratory distress. Objective: The purpose of this study is to assess the specificity, sensitivity and clinical value of chest radiography of neonates with respiratory distress.Patients and Methods: A descriptive- analytical study was conducted on 102 neonates that were in neonatal intensive care unit of Imam Reza and...

Journal: :iranian journal of radiology 0
hye jin baek department of radiology, haeundae paik hospital, inje university college of medicine, busan, south korea dong wook kim department of radiology, busan paik hospital, inje university college of medicine, busan, south korea; corresponding author: dong wook kim, department of radiology, busan paik hospital, inje university college of medicine, busan, south korea. tel: +82-518906549, fax: +82-518961085, e-mail:. ji hwa ryu department of radiology, haeundae paik hospital, inje university college of medicine, busan, south korea yoo jin lee department of radiology, busan paik hospital, inje university college of medicine, busan, south korea

conclusion for the identification of nasal bone fractures, ct was significantly superior to conventional radiography. although a staff radiologist showed better values in the identification of nasal bone fracture and differentiation between depressed and non-depressed fractures than a trainee, there was no statistically significant difference in the interpretation of conventional radiography an...

2005
Amin-Tavakoli M. Amin Tavakoli

Purpose: Root fracture is a clinical problem which often is difficult to detect and diagnose. As the root fracture detection is based on demonstration of a fracture line or lines, radiographic examination is important. The aim of this study was to compare diagnostic efficacy of direct digital radiography with conventional radiography for detecting experimental root fractures. Materials & Method...

2016
Muhammed Alshamari Seppo Koskinen

Muhammed Alshamari (2016): Low-dose computed tomography of the abdomen and lumbar spine. Örebro Studies in Medicine 137. Radiography is a common radiologic investigation despite abundant evidence of its limited diagnostic value. On the other hand, computed tomography (CT) has a high diagnostic value and is widely considered to be among the most important advances in medicine. However, CT expose...

Journal: :تحقیقات دامپزشکی 0
پگاه عباس نیا گروه جراحی و رادیولوژی، دانشکده دامپزشکی دانشگاه تهران، تهران ایران محمد مهدی دهقان گروه جراحی و رادیولوژی، دانشکده دامپزشکی دانشگاه تهران، تهران ایران محمد ملازم گروه جراحی و رادیولوژی، دانشکده دامپزشکی دانشگاه تهران، تهران ایران سید مهدی نصیری دهقان گروه آسیب شناسی، دانشکده دامپزشکی دانشگاه تهران، تهران ایران علیرضا وجهی گروه جراحی و رادیولوژی، دانشکده دامپزشکی دانشگاه تهران، تهران ایران داود شریفی گروه جراحی و رادیولوژی، دانشکده دامپزشکی دانشگاه تهران، تهران ایران بهزاد پوررضا

background: healing of critical-sized defects (csds) is one of the major challenges facing orthopedic surgeons. to assess the bone healing process usually plain radiography is used. serial radiography results in certain side effects and recent findings are indicating the early detection of bone healing via ultrasonography. objectives: the purpose of current study is to compare the diagnostic ac...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید