نتایج جستجو برای: third radiography

تعداد نتایج: 265257  

Journal: :Pediatrics 2016
Katya Rozovsky Kristin Udjus Nagwa Wilson Nicholas James Barrowman Natalia Simanovsky Elka Miller

BACKGROUND Radiography, typically the first-line imaging study for diagnosis of craniosynostosis, exposes infants to ionizing radiation. We aimed to compare the accuracy of cranial ultrasound (CUS) with radiography for the diagnosis or exclusion of craniosynostosis. METHODS Children aged 0 to 12 months who were assessed for craniosynostosis during 2011-2013 by using 4-view skull radiography a...

Journal: :BMC Public Health 2006
Konstantinos Kamposioras Giovanni Casazza Davide Mauri Velisarios Lakiotis Ivan Cortinovis Apostolos Xilomenos Christina Peponi Vassilis Golfinopoulos Athanasios Milousis Dimitrios Kakaridis Georgios Zacharias Ioanna Karathanasi Georgios Ferentinos Anastasios Proiskos

BACKGROUND Public health authorities worldwide discourage the use of chest radiography as a screening modality, as the diagnostic performance of chest radiography does not justify its application for screening and may even be harmful, since people with false positive results may experience anxiety and concern. Despite the accumulated evidence, various reports suggest that primary care physician...

Journal: :Journal of dental education 2006
Mel L Kantor

In the spring of 2002, a mail survey was conducted to determine the use of individualized radiographic examinations (selective radiography) for comprehensive care patients at all sixty-four U.S. and Canadian dental schools. Results from previous surveys were used to evaluate the long-term longitudinal trends. Among sixty-two schools (97 percent response rate), selective radiography was used by ...

2011
Carla Moolenaar Perry J van Genderen

BACKGROUND Upper respiratory tract problems, eg, acute sinusitis are frequently occurring illnesses in returned travelers. The most accurate and cost-effective method for diagnosing these upper respiratory tract illnesses in hospital-based settings remains an area of uncertainty. In the present retrospective cohort study, the usefulness of routine sinus radiography in the diagnostic work-up of ...

Journal: :Journal of the American College of Radiology : JACR 2007
Elizabeth A Krupinski Mark B Williams Katherine Andriole Keith J Strauss Kimberly Applegate Margaret Wyatt Sandra Bjork J Anthony Seibert

This article on digital radiography image processing and display is the second of two articles written as part of an intersociety effort to establish image quality standards for digital and computed radiography. The topic of the other paper is digital radiography image acquisition. The articles were developed collaboratively by the ACR, the American Association of Physicists in Medicine, and th...

Journal: :The Journal of bone and joint surgery. British volume 2003
M Takao M Ochi K Oae K Naito Y Uchio

In 52 patients we compared the accuracy of standard anteroposterior (AP) radiography, mortise radiography and MRI with arthroscopy of the ankle for the diagnosis of a tear of the tibiofibular syndesmosis. In comparison with arthroscopy, the sensitivity, specificity and accuracy were 44.1%, 100% and 63.5% for standard AP radiography and 58.3%, 100% and 71.2% for mortise radiography. For MRI they...

2012
Akhtar M. Shaikh

Neutron radiography systems based on Gd, Dy and In metallic foils and X-ray films have been used at this centre since early seventies for various NDT and R&D work in nuclear, defense and aerospace industries. In recent years use of digital detection systems such as neutron scintillator and CCD based imaging systems and photostimulated luminescence based phosphor imaging plate systems have been ...

2011
A. D. Vijay Babu E. Amma Rao A. S. Ramesh

Welded constructions play a vital role in power plant components. Power industry utilization of radiography for integrity of welds is a common practice in the vessel manufacturing industry. Recent developments in the field of ultrasonic utilize Time of Flight Diffraction Technique (ToFD) for evaluation of welds with respect to Engineering Critical Assessment approach for evaluation of welds. Re...

Journal: :anesthesiology and pain medicine 0
hamid kamalipour anesthesiology and critical care research center, shiraz university of medical sciences, shiraz, iran sedigheh ahmadi anesthesiology and critical care research center, shiraz university of medical sciences, shiraz, iran; department of anesthesiology and intensive care, namazi hospital, shiraz university of medical sciences, shiraz, iran. tel: +98-9173117608, fax: +98-7138305661 karmella kamali medical imaging research center, shiraz university of medical sciences, shiraz, iran alireza moaref department of cardiology, shiraz university of medical sciences, shiraz, iran masih shafa department of cardiac surgery, shiraz university of medical sciences, shiraz, iran parsa kamalipour shiraz university of medical sciences, shiraz, iran

conclusions despite close concordance between ultrasonography and chest radiography, ceus is not a suitable alternative for standard chest radiography in detecting cvc location; however, considering its high sensitivity and acceptable specificity in our study, its usefulness as a triage method for detecting cvc location on a real-time basis in the operating room cannot be ignored. results chest...

Journal: :Nigerian journal of clinical practice 2013
O C Okpala C Okafor M E Aronu

BACKGROUND With soaring advances in the field of medicine, the place of older radiologic imaging modalities is being reduced to basic screening tools. Yet the modern imaging modalities like computerized tomography (CT), magnetic resonance imaging (MRI), ultrasound and nuclear medicine are hardly available. STUDY OBJECTIVES To study the frequency of various indications of plain chest radiograp...

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