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Lee Ji Young JY Department of Radiology, Hanyang University Guri Hospital, Hanyang University College of Medicine, Gyeongchun-ro 153, Guri-si, Gyeonggi-do, 471-701, Republic of - - 2014
To explore the CT signs which permit estimation of clinically severe portal hypertension (PH) [≥12 of hepatic vein pressure gradient (HVPG)]. One-hundred and seven consecutive patients who underwent HVPG measurement in the PH group and 52 controls were included. The diameters of main portal vein (øMPV), superior mesenteric vein (øSMV), ...
Gill Heather L HL Division of Vascular Surgery, McGill University Health Centre, Montreal, Quebec, - - 2014
The risk of endoleak and reintervention after endovascular abdominal aortic aneurysm repair necessitates lifelong surveillance, which has associated costs, radiation exposure, and risk of nephrotoxicity. The best imaging method and timing of surveillance remain controversial. We sought to determine if a negative result of first postoperative imaging by computed tomography ...
Shim Youn-Soo YS Department of Dental Hygiene, Sunmoon University, Asan, - - 2014
Advances in computed tomography (CT) technology - from traditional CT to cone beam (CB) CT - have benefited both the dentists and their young patients. We therefore wanted to determine the prevalence of CBCT use in pediatric dentistry in Korea. Our first approach was to conduct an institutional survey to ...
Rikir Estelle E Neurology Department, University Hospital of Nancy, Nancy, France; Neurology Department, University Hospital of Sart-Tilman, Liege, Belgium; Medical Faculty, Liege University, Liege, - - 2014
Delineation of the epileptogenic zone (EZ) in refractory epilepsy related to malformations of cortical development (MCDs) often requires intracranial electroencephalography (EEG) recordings, especially in cases of negative magnetic resonance imaging (MRI) or discordant MRI and video-EEG findings. It is therefore crucial to promote the development of noninvasive methods such as ...
Moraleda Luis L *Department of Orthopedics, Hospital Universitario La Paz, Madrid, Spain †Department of Orthopedics, Riley Children's Hospital, Indiana University, Indianapolis, IN ‡Department of Pediatric Orthopedics and Scoliosis, Rady Children's Hospital, San Diego, - - 2014
C sign is used to alert the physician of the possible presence of talocalcaneal coalition (TCC), so that advanced imaging can be ordered. The purpose of this study was to know the prevalence of the C sign among patients with TCC and its relationship to the presence of a TCC ...
Tien Chau Anthony Minh AM Macquarie Neurosurgery, Australian School of Advanced Medicine, Macquarie University Hospital, Sydney, Australia; School of Medicine, University of New England, Armidale, Australia. Electronic address: - - 2014
Cadaveric descriptions of the deep layer of the lumbar ligamentum flavum extending between contiguous borders of adjacent laminae and into the lateral spinal canal region are limited. To provide detailed descriptions of the lumbar ligamentum flavum. Cadaveric dissection. The deep ligamentum flava of fourteen formalin-fixed human cadaver lumbar spines (140 ...
Arend Carlos Frederico CF Radimagem Diagnóstico por Imagem, Cristóvão Colombo 1691, 90560-004 Porto Alegre-RS, Brazil. - - 2014
The acromial origin of the deltoid is a target structure of ankylosing spondylitis and related spondyloarthritis, which are often overlooked and underdiagnosed as causes of posterior shoulder pain. The objective of this article is to review the roles of sonography and magnetic resonance imaging in detecting deltoideal acromial enthesopathy and ...
Hoekstra Carlijn E L CE *Department of Otorhinolaryngology and Head & Neck Surgery and †Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht, the - - 2014
To assess the diagnostic yield of a routine magnetic resonance imaging (MRI) scan in patients with (unilateral) chronic tinnitus, to define the frequency of incidental findings, and to assess the clinical relevance of potentially found anterior inferior cerebellar artery (AICA) loops. Retrospective cohort study. Tertiary Tinnitus Care Group at the ...
Garg Deepak D Department of Infectious Diseases, Western Michigan School of Medicine, Kalamazoo, - - 2014
Patients admitted with pneumonia often receive a chest computed tomography (CT) scan for a variety of reasons. We conducted this study to evaluate our overall utilization and the clinical impact of CT scans in patients admitted to our institution with pneumonia. Patients admitted to our facility from January 2008 through ...
Chen Shida S Zhongshan Ophthalmic Center, guangzhou, 510060, - - 2014
Purpose: The purpose of this study was to evaluate changes in choroidal thickness (CT) in advanced or late-stage primary angle-closure glaucoma (PACG) patients who underwent trabeculectomy. Methods: This study included 23 eyes with PACG that required trabeculectomy. Enhanced depth imaging optical coherence tomography (EDI-OCT) was used to measure CT before ...
Ract I I Medical Imaging Department, Rennes University Hospital, 16, boulevard de Bulgarie, 35056 Rennes, France. Electronic address: - - 2014
Low back pain is a common symptom that can lead to disability and major socio-professional repercussions. Despite advances in imaging, the etiology of the pain often remains unknown. Morphological changes related to normal ageing of the disc appear on MR imaging without any symptoms. The potential impact of changes seen ...
Gardner Gregory C GC 1 Department of Radiology, Fletcher-Allen Healthcare , Burlington, - - 2014
Abstract Introduction: Lymphedema is a chronic disease of increasing importance to cancer survivors. A tape measurement tool used for lymphedema relies on indirect volume calculations based on external circumference, which may not reflect the true extent of abnormal fluid accumulation accurately. Fluid-sensitive MRI sequences may be able to delineate the ...
Park J S JS Departments of Radiation Oncology, Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu, Seoul 135-710, Korea. - - 2014
We designed this study to evaluate the incidence of incidental findings on computed tomography (CT) scan implemented as simulation for adjuvant radiotherapy in breast cancer patients and to emphasize the need for careful review of simulation CT images before planning radiotherapy. A Resident and attending radiation oncologists retrospectively reviewed the ...
Baron Jean-Claude JC 1] Stroke Research Group, Department of Clinical Neurosciences, University of Cambridge, Cambridge, UK [2] INSERM U894, Centre Hospitalier Sainte Anne, Sorbonne Paris Cité, Paris, - - 2014
By detecting β-amyloid (Aβ) in the wall of cortical arterioles, amyloid positron emission tomography (PET) imaging might help diagnose cerebral amyloid angiopathy (CAA) in patients with lobar intracerebral hemorrhage (l-ICH). No previous study has directly assessed the diagnostic value of (11)C-Pittsburgh compound B (PiB) PET in probable CAA-related l-ICH against ...
Halverson Mark M Department of Radiology, The Children's Hospital of Philadelphia, 3W47 Main Building, 324 S. Thirty-fourth St., Philadelphia, PA, 19104, USA, - - 2014
Much has been written regarding the incidence, types, importance and management of abdominal CT incidental findings in adults, but there is a paucity of literature on incidental findings in children. We sought to determine the prevalence and characteristics of extra-appendiceal and incidental findings in pediatric abdominal CT performed for suspected ...
van Heerden Jolandi J Department of Radiology, The Royal Melbourne Hospital, The University of Melbourne, Melbourne, Victoria, - - 2014
In clinical practice, functional magnetic resonance imaging (fMRI) is a valuable non-invasive tool particularly during preoperative work-up of brain tumour and epilepsy patients. In this pictorial essay, we review expected areas of eloquent cortical activation during the four major clinical paradigms, discuss pitfalls related to fMRI and look at clinical ...
Shin K E KE Diagnostic Radiology, Kyung-Hee University Medical Center, Hoegi-dong, Dongdaemun-gu, Republic of - - 2014
To retrospectively compare the utility of perfusion magnetic resonance imaging (MRI) in distinguishing treatment-related changes from recurrent disease in glioma patients. Thirty-one patients with histologically diagnosed gliomas and increased enhancement after or during concurrent (chemo-) radiation therapy were enrolled. They underwent dynamic contrast-enhanced (DCE) permeability MRI followed by dynamic susceptibility ...
Iannuccilli Jason D JD Department of Diagnostic Imaging, Rhode Island Hospital, Alpert Medical School, Brown University, Providence, Rhode - - 2014
Image-guided percutaneous thermal ablation is a safe and effective nephron-sparing alternative to surgical resection for the treatment of small renal tumors. Assessment of treatment efficacy relies heavily on interval follow-up imaging after treatment. Contrast-enhanced computed tomography (CT) and magnetic resonance imaging (MRI) both play a pivotal role in evaluating the ...
Huang Yu-Hua YH Department of Neurosurgery, Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Kaohsiung, Taiwan; Graduate Institute of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan. Electronic address: - - 2014
Recurrence of chronic subdural haematoma (CSDH) is a significant issue in neurosurgical practice, and to distinguish individuals at high risk is important. In this study, we aim to clarify the relationship between quantitative haematoma volume and recurrence of CSDH. For this two-year retrospective study, 94 patients with CSDH were enrolled ...
Revuelta María Aránzazu MA State Meteorological Agency of Spain (AEMET), c/Leonardo Prieto Castro 8, 28071 Madrid, - - 2014
A combined magnetic-chemical study of 15 daily, simultaneous PM10-PM2.5-PM1 urban background aerosol samples has been carried out. The magnetic properties are dominated by non-stoichiometric magnetite, with highest concentrations seen in PM10. Low temperature magnetic analyses showed that the superparamagnetic fraction is more abundant when coarse, multidomain particles are present, confirming ...
Azzouz Manal M Department of Diagnostic Radiology, Copenhagen University Hospital Herlev, Herlev Ringvej 75, DK 2730 Herlev, Denmark. Electronic address: - - 2014
To study fluctuations in estimated glomerular filtration rate (eGFR) in relation to contrast medium (CM) enhanced magnetic resonance imaging (MRI) and computed tomography (CT) compared to control groups in outpatients. eGFR was determined right before the imaging procedure and three days later at the department or at the patient's home. ...
Kung Justin W JW Department of Radiology, Beth Israel Deaconess Medical Center, 330 Brookline Ave, Boston, MA, 02215, USA, - - 2014
This study aims (1) to evaluate the spectrum of musculoskeletal (MSK) findings detected on trauma-related torso CT exams performed in the emergency department and (2) to identify the findings of high clinical importance that are underreported. Following IRB approval, two fellowship-trained MSK radiologists independently reviewed 200 consecutive trauma CT torso ...
Sakurai Keita K Department of Diagnostic Radiology, Tokyo Metropolitan Medical Centre of Gerontology, 35-2 Sakaecho, Itabashi-ku, Tokyo, 173-0015, Japan, - - 2014
Sporadic cerebral amyloid angiopathy (CAA) is common cause of cerebrovascular disorders that predominantly affect elderly patients. When symptomatic, cortical-subcortical intracerebral haemorrhage (ICH) in the elderly is the most well-known manifestation of CAA. Furthermore, the clinical presentation varies from a sudden neurological deficit to seizures, transient symptoms and acute progressive cognitive ...
Magon Stefano S Department of Neurology, University Hospital Basel, Switzerland; Medical Image Analysis Center, University Hospital Basel, - - 2014
Deep gray matter (DGM) atrophy has been reported in patients with multiple sclerosis (MS) already at early stages of the disease and progresses throughout the disease course. We studied DGM volume and shape and their relation to disability in a large cohort of clinically well-described MS patients using new subcortical ...
Keramida Georgia G Clinical Imaging Sciences Centre, Brighton Sussex Medical School, Brighton, UK; Department of Nuclear Medicine, Brighton Sussex University Hospitals NHS Trust, Brighton, UK. Electronic address: - - 2014
The use of liver as a reference tissue for semi-quantification of tumour FDG uptake may not be valid in hepatic steatosis (HS). Previous studies on the relation between liver FDG uptake and HS have been contradictory probably because they ignored blood glucose (BG). Because hepatocyte and blood FDG concentrations equalize, ...
Dawe Robert J RJ Rush Alzheimer's Disease Center, Rush University Medical Center, Chicago, IL, USA; Department of Diagnostic Radiology and Nuclear Medicine, Rush University Medical Center, Chicago, IL, - - 2014
The transverse relaxation time constant, T2, is sensitive to brain tissue's free water content and the presence of paramagnetic materials such as iron. In this study, ex vivo magnetic resonance imaging was used to investigate alterations in T2 related to Alzheimer's disease (AD) pathology and other types of neuropathology common in ...
Martucci Matia M Neuroradiology Unit, Radiology Department (IDI), Vall d´Hebrón University Hospital, Barcelona, Spain, - - 2014
We aim to investigate the clinical onset, computed tomography (CT) and magnetic resonance (MR) imaging findings, and follow-up of patients with cerebral amyloid angiopathy (CAA)-related inflammation, an uncommon but clinically striking presentation of CAA. We retrospectively reviewed the clinical manifestations, CT/MR imaging findings, and outcome of ten consecutive patients with ...
Jeon Seong Ran SR Department of Internal Medicine, Soonchunhyang University College of Medicine, 22 Daesagwan-Gil, Yongsan-Gu, Seoul, 140-743, - - 2014
Due to the limited data on portal hypertensive enteropathy (PHE), the prevalence of and clinical factors related to PHE remain unclear. This study determined the prevalence of PHE using capsule endoscopy (CE) and PHE-related clinical factors. This was a retrospective multicenter study using the Capsule Endoscopy Nationwide Database Registry. From ...
Dula Adrienne N AN 1 Department of Radiology and Radiological Sciences, Vanderbilt University Institute of Imaging Science, Vanderbilt University Medical Center, 1161 21st Ave S, Medical Center N, AA-1105, Nashville, TN - - 2014
OBJECTIVE. Metallic implants are currently a contraindication for volunteer subjects and patients referred for 7-T examinations because of concerns related to magnetic field interactions and MRI-related heating. Artifacts may also be problematic. Therefore, the purpose of this investigation was to evaluate these MRI issues for 28 implants and other objects ...
Neal Colleen H CH 1 Department of Radiology, University of Michigan Health System, Ann Arbor, - - 2014
OBJECTIVE. The purpose of this article is to discuss the surgical treatment of breast cancer and its resultant thoracic CT and multimodality imaging manifestations. CONCLUSION. Many breast cancer patients undergo cross-sectional imaging at some point during or after treatment. Thoracic CT is an important modality performed for staging and surveillance. ...
Mendelsohn Elliot S - - 2014
Although it is expert opinion that transsyndesmotic screws are placed obliquely 30° from posterolateral to anteromedial in the transverse plane, this has not been formally studied, and there is inconsistency regarding the congruency of the distal tibiofibular joint. Thirty-eight computed tomography (CT) scans of the lower extremity were used to ...
Randall Elissa E Department of Environmental and Radiological Health Sciences (ERHS), Colorado State University, CO, - - 2014
18F-Fluoro-deoxyglucose positron emission computed tomography (FDG-PET/CT) is an emerging diagnostic imaging modality in veterinary medicine; however, little published information is available on physiologic variants, benign processes, and artifacts. The purpose of this retrospective study was to describe the number of occurrences of non-neoplastic disease-related FDG-PET/CT lesions in a group of ...
Titterington Blake B Loyola Marymount University, 1 LMU Drive, Los Angeles, CA 90045. Electronic address: - - 2014
Vascular grafting frequently involves a time-consuming operation. A new vascular coupling device (VCD) made from metallic material was recently developed that may be advantageous because of the reduced operative time and decreased patient risks. Because of the metal, there are safety concerns related to MRI. Therefore, the purpose of this ...
Dong Yidian Y From the Department of the Human Anatomy, Norman Bethune College of Medicine, Jilin University; and the Department of Radiology, Sino-Japanese Fellowship Hospital of Jilin University, Changchun, - - 2014
There is a very wide range of applications in neurosurgery for the treatment of obstructive hydrocephalus by third ventriculostomy. To facilitate the operation, we measured the related data of transcallosal-interventricular foramen approach in endoscopic third ventriculostomy with the magnetic resonance images of the third ventricle from 103 healthy adults. We ...
Bierry Guillaume G Department of Radiology, University Hospital of Strasbourg, 10 Avenue Molière, 67098, Strasbourg, France, - - 2014
To prospectively evaluate the performance of virtual non-calcium (VNC) dual-energy CT (DECT) images for the demonstration of trauma-related abnormal marrow attenuation in collapsed and non-collapsed vertebral compression fractures (VCF) with MRI as a reference standard. Twenty patients presenting with non-tumoral VCF were consecutively and prospectively included in this IRB-approved study, ...
Xu Wei-Hai WH Department of Neurology, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences, Beijing, - - 2014
Using high-resolution magnetic resonance imaging (HR-MRI), we aimed to investigate the abnormalities of intracranial artery in relation to cerebral small-vessel diseases (SVD)-related ischemic stroke and white matter lesions (WMLs). Routine cranial MRI and HR-MRI were performed on consecutive patients with a SVD-related acute deep brain infarct (DBI) in the territory ...
Pokryszko-Dragan Anna A Department of Neurology, Medical University of Wroclaw, Poland. Electronic address: - - 2014
The origin of fatigue in multiple sclerosis (MS) remains unclear. Magnetic resonance spectroscopy (MRS) provides an insight into metabolic properties of the brain. The aim of the study was to evaluate brain MRS measurements in MS patients, with regard to fatigue and cognition. The study comprised 32 MS patients and ...
Larson Theodore C TC Division of Toxicology and Human Health Sciences, Agency for Toxic Substances and Disease Registry, 4770 Buford Highway NE, MS F57, Atlanta, GA 30341. Electronic address: - - 2014
Subpleural fat can be difficult to distinguish from localized pleural thickening (LPT), a marker of asbestos exposure, on chest radiographs. The aims of this study were to examine the influence of body mass index (BMI) on the performance of radiograph readers when classifying LPT and to model the risk of ...
Rosenblum Jordan D JD Department of Radiology, Loyola University Chicago, Stritch School of Medicine, Chicago, IL, USA. Electronic address: - - 2014
Modern imaging techniques with computed tomography (CT) and magnetic resonance imaging (MRI) have revolutionized neuroimaging. While eliminating the risks of invasive procedures, new risks must now be considered before ordering neuroimaging. Advanced imaging techniques with CT may pose a risk of significant radiation exposure. Contrast may pose a risk in ...
Rosenkrantz Andrew B AB 1 Department of Radiology, Center for Biomedical Imaging, NYU Langone Medical Center, 660 1st Ave, New York, NY - - 2014
OBJECTIVE. In this article, we describe 10 diagnostic challenges that may confound the interpretation of multiparametric prostate MRI for tumor, grouped into three categories on the basis of our experience: normal anatomic structures that may be misinterpreted as suspicious lesions if their normal appearance is not recognized, benign processes that ...
Bricker Aliye A Division of Neuroradiology, Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, OH 44195, USA. Electronic address: - - 2014
In this article, computed tomography and magnetic resonance imaging anatomy and pathology of sinus disease is discussed, specifically relating to facial pain, rhinogenic headache, and sinus outflow obstruction. Findings commonly seen in acute, chronic, infectious, and inflammatory sinusitis are illustrated, with additional examples of secondary intracranial and orbital involvement, and ...
Kocyigit Ali A Pamukkale University Faculty of Medicine, Department of Radiology, Denizli, Turkey. Electronic address: - - 2013
The purpose of our study was to investigate the impact of clinical risk classification on optimization of the rationale of CT scanning in children with mild blunt head trauma. Exposed effective radiation dose values of CT scanning were also evaluated. Children with isolated pediatric mild head trauma admitted in a ...
Imperiale Alessio A Biophysics and Nuclear Medicine, Hautepierre University Hospital, Strasbourg, - - 2013
This work was performed to evaluate the performance of (18)F-fluorodihydroxyphenylalanine ((18)F-FDOPA) PET/CT in detecting primary neuroendocrine tumors (NETs) occult on morphologic and functional imaging, in relation to tumor origin and differentiation. A retrospective study of NET patients who were investigated with (18)F-FDOPA PET/CT imaging in 2 academic endocrine tumor centers ...
Sarica Ozgur O Taksim Education and Research Hospital, Department of Radiology, Istanbul, Turkey. Electronic address: - - 2013
This study was aimed to assess the role of magnetic resonance imaging (MRI) in the evaluation of the papillary lesions of the breast and their morphological relationship with the mammary ducts. The potential diagnostic contributory role of ductal oriented protocols to conventional dynamic magnetic resonance examination was also explored. Retrospective ...
Park Arim A Department of Radiology, Korea University Guro Hospital, Korea University College of Medicine, 97 Gurodong, Guro-gu, Seoul, 172-703, - - 2013
Respiratory syncytial virus (RSV) is a common pathogen causing acute respiratory infection in children. Herein, we describe the incidence and clinical and magnetic resonance imaging (MRI) findings of RSV-related encephalitis, a major neurological complication of RSV infection. We retrospectively reviewed the medical records and imaging findings of the patients over ...
Fukiage Kenichi K Department of Pediatric Orthopaedics, Mizuno Memorial Hospital, Tokyo, - - 2013
Developmental dysplasia of the hip (DDH) includes various abnormalities such as instability, subluxation, and dislocation. In selecting the appropriate treatment method, it is important to distinguish these abnormalities from each other. We developed a novel approach for diagnosing DDH using three-dimensional MRI, which are used to visualize the spatial relation ...
Costello Justin E - - 2013
OBJECTIVE. The purpose of this article is to use clinical scenarios to explore aspects of ionizing radiation imparted to patients undergoing CT examinations. Examination appropriateness, effective doses, cancer risks, and pertinent dose reduction strategies are reviewed. CONCLUSION. CT accounts for the majority of radiation exposure related to medical imaging. Medical ...
Bell Nicholas - - 2013
Various adverse outcomes related to the use of electrical weapons such as the stun gun or the Taser have been described in the literature over the years. Examples include cardiac arrhythmias, blunt and penetrating injuries, seizure activity, and altered mental status. Imaging findings related to electrical injuries have become more ...
Peixoto Giselle de Lima - - 2013
Lead endocarditis (LE) is one of the most feared complications and remains a challenging diagnosis in cardiology due to the possibility of an obscure clinical course and symptoms, leading to a delayed diagnosis, or even no diagnosis. 18F-fluorodeoxyglucose positron emission tomography-computed tomography (FDG PET/CT) appears to be a valuable imaging ...
Dimou Stefan - - 2013
Sports-related concussion is an issue that has piqued the public's attention of late as concerns surrounding potential long-term sequelae as well as new methods of characterising the effects of this form of injury continue to develop. For the most part diagnosis of concussion is based on subjective clinical measures and ...
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