نتایج جستجو برای: third radiography

تعداد نتایج: 265257  

Journal: :Iranian journal of kidney diseases 2013
Hye In Kim Won Suk An

INTRODUCTION Low fetuin-A and vitamin D and high monounsaturated fatty acid (MUFA) contents are associated with vascular calcification (VC) in dialysis patients. We aimed to demonstrate the difference in fetuin-A, vitamin D, MUFA, and VC on plain radiography between patients on hemodialysis and peritoneal dialysis (PD). MATERIALS AND METHODS We recruited 31 hemodialysis and 30 PD patients. We...

2017
Daisuke UMEBAYASHI Yu YAMAMOTO Yasuhiro NAKAJIMA Masahito HARA

Percutaneous balloon kyphoplasty (PBKP) is generally performed under two-dimensional (2D) radiography guidance (lateral- and anteroposterior (A-P) views) using C-arm fluoroscopy. However, 2D images taken by single-plane or bi-plane fluoroscopy cannot provide information regarding axial views, particularly the Z axis. Lack of information regarding the Z axis prevents the creation of three-dimens...

Journal: :Medical physics 2009
Nicholas Theocharopoulos Georgios Chatzakis John Damilakis

Conventional radiography has been for decades the standard method of evaluation for cervical spine trauma patients. However, currently available helical multidetector CT scanners allow multiplanar reconstruction of images, leading to increased diagnostic accuracy. The purpose of this study was to determine the relative benefit/risk ratio between cervical spine CT and cervical spine radiography ...

Journal: :مجله دانشگاه علوم پزشکی کرمانشاه 0
mohamed rasoul tohidnia of radiology, school of paramedicine, kermanshah university of medical sciences, kermanshah jaleh dezfolimanesh dept. of microbiology, school of paramedicine, kermanshah university of medical sciences, kermanshah afshin almasi dept. of biostatistics, tehran university of medical sciences, tehran

the present study investigated bacterial contamination of radiography equipment in radiology departments of kermanshah university of medical sciences. in this study 196 samples had taken from radiography equipment surfaces of hospitals. the results showed that bacterial contaminations were existed in 91.7% of samples. the highest frequency of bacterial colonies was coagulase negative staphyloco...

2016
Eun Gu Hwang Yunjung Lee

Simple radiography is the best diagnostic tool for rib fractures caused by chest trauma, but it has some limitations. Thus, other tools are also being used. The aims of this study were to investigate the effectiveness of ultrasonography (US) for identifying rib fractures and to identify influencing factors of its effectiveness. Between October 2003 and August 2007, 201 patients with blunt chest...

Journal: :Passer journal of basic and applied sciences 2023

Background: One of the most commonly impacted teeth is maxillary canine, right after third molar. Many potential difficulties might arise before, during, and extraction teeth. Performing thorough radiographic exams can be beneficial. The information for a two-dimensional (2D) examination provided by periapical panoramic radiographs (OPG) utilized in conventional dental radiography. Cone beam co...

2018
Eva-Maria Braig Lorenz Birnbacher Florian Schaff Lukas Gromann Alexander Fingerle Julia Herzen Ernst Rummeny Peter Noël Franz Pfeiffer Daniela Muenzel

Background: Currently, the detection of retained wood is a frequent but challenging task in emergency care. The purpose of this study is to demonstrate improved foreign-body detection with the novel approach of preclinical X-ray dark-field radiography. Methods: At a preclinical dark-field x-ray radiography, setup resolution and sensitivity for simultaneous detection of wooden and metallic parti...

2017
Benard O. Botwe Lawrence Arthur Michael K. K. Tenkorang Samuel Anim‐Sampong

INTRODUCTION It is important that theory is synchronous with clinical practices that students engage in. Lack of congruence between theory and practice presents serious problems to students. This study was therefore conducted to determine if there was a theory-practice gap in chest radiography during clinical rotations, and any associated causes and effects on radiography students. METHOD A d...

Journal: :Acta radiologica 2011
David Collin Dennis Dunker Jan H Göthlin Mats Geijer

BACKGROUND Conventional radiography is insufficient for diagnosis in a small but not unimportant number of hip fractures, and secondary imaging with computed tomography (CT) or magnetic resonance imaging (MRI) is warranted. There are no convincing observer variation studies performed for conventional radiography or CT in occult fractures, and no large materials for MRI. PURPOSE To assess obse...

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