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Sherif Camillo C Department of Neurosurgery, Krankenanstalt Rudolfstiftung, Juchgasse 25, A-1030, Wien, Vienna, Austria, - - 2015
Thin cerebral aneurysm wall thickness (AWT) is connected to high aneurysm rupture risk. MR imaging of AWT leads to overestimations. The aim of the present study was to quantify MR inaccuracy by comparison with accurate light microscopic measurements. In 13 experimental microsurgical bifurcation aneurysms in rabbits, 3 Tesla (3 T)-MR ...
Omoumi Patrick P Department of Radiology, Cliniques Universitaires St Luc - Université Catholique de Louvain, Hippocrate Avenue 10/2942, 1200, Brussels, Belgium, - - 2014
To compare the diagnostic performance of multi-detector CT arthrography (CTA) and 1.5-T MR arthrography (MRA) in detecting hyaline cartilage lesions of the shoulder, with arthroscopic correlation. CTA and MRA prospectively obtained in 56 consecutive patients following the same arthrographic procedure were independently evaluated for glenohumeral cartilage lesions (modified Outerbridge grade ...
Maegerlein Christian C Department of Radiology, Klinikum Rechts der Isar der Technischen Universität München, Ismaninger Strasse 22, 81675, Munich, Germany, - - 2014
Aim of our study was to compare the diagnostic performance of (18)F-FDG PET/CT and MR imaging (MRI) in the detection of liver metastases in patients with adenocarcinomas of the gastrointestinal tract. A total of 49 patients with adenocarcinomas of the gastrointestinal tract who had undergone (18)F-FDG PET/CT and MRI of ...
Wang Shuanhu S Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Sciences, Beijing, 100190, PR - - 2014
A magnetic tuning of the photovoltaic effect is demonstrated for the Schottky junction formed by a ferromagnetic (FM) layer and silicon. Obvious anisotropic magnetic photovoltaic effects (AMV) are gained not only in the FM layer but also in the Si substrate though the latter is non-magnetic. Key factors determining the ...
Jiang Xuyuan X Department of Radiology, The First Affiliated Hospital of China Medical University, No. 155 Nanjing North Street, Heping District, 110001, Shenyang, - - 2014
The aim of this study was to investigate the diagnostic accuracy of MR enterography (MRE) for detection of distal ileal and colorectal inflammatory bowel disease (IBD) and to evaluate whether 3 T MRI can provide a higher diagnostic performance compared to 1.5 T. A retrospective review of patients with known or suspected ...
Chaturvedi Abhishek A Department of Radiology, University of Rochester Medical Center, Rochester, - - 2014
The purpose of this study was to assess the use of semiquantitative contrast-enhanced parameter analysis as an objective criteria for improving the magnetic resonance (MR) evaluation of hepatocellular carcinoma (HCC) in patients with cirrhosis. Contrast-enhanced MR examination findings from 19 patients with 21 pathologically proven HCC were evaluated using a ...
Choi Sang Hyun SH Department of Radiology and the Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea, - - 2014
This study was designed to evaluate the usefulness of gadoxetic acid-enhanced dynamic magnetic resonance imaging (MRI) in staging hepatocellular carcinoma (HCC). This study was approved by the institutional review board of our institution. Two investigators independently and retrospectively reviewed dynamic computed tomography (CT) and gadoxetic acid-enhanced dynamic MRI obtained from ...
Stabile Eugenio E Division of Cardiology, Department of Advanced Biomedical Sciences, Federico II University, Naples, - - 2014
The aim of this meta-analysis was to evaluate and compare the efficacy of the 2 different neuroprotection systems in preventing embolization during carotid artery stenting (CAS), as detected by diffusion-weighted magnetic resonance imaging (DW-MRI). Data from randomized and nonrandomized studies comparing both types of embolic protection devices revealed contrasting evidence ...
Lee Dong Ho DH From the Department of Radiology (D.H.L., J.M.L., J.H.B., C.i.S., J.K.H., B.I.C.) and Institute of Radiation Medicine (J.M.L., J.K.H., B.I.C.), Seoul National University Hospital, 101 Daehak-ro, Jongno-gu, Seoul 110-744, - - 2014
Purpose To determine whether hepatobiliary phase (HBP) imaging can improve the diagnostic performance of gadoxetic acid-enhanced liver magnetic resonance (MR) imaging in the detection of hepatocellular carcinomas (HCCs) and to investigate the accuracy of gadoxetic acid-enhanced MR imaging in the allocation of transplant recipients on the basis of the Milan ...
Rodríguez L A LA Laboratorio de Microscopías Avanzadas (LMA), Instituto de Nanociencia de Aragón (INA), Universidad de Zaragoza, 50018 Zaragoza, Spain. Departamento de Física de la Materia Condensada, Universidad de Zaragoza, 50009 Zaragoza, Spain. Transpyrenean Associated Laboratory for Electron Microscopy (TALEM), CEMES-INA, CNRS-Universidad de Zaragoza, Toulouse, France. CEMES-CNRS 29, rue Jeanne Marvig, B.P. 94347 F-31055, Toulouse Cedex, - - 2014
Remanent state and magnetization reversal processes of a series of cobalt antidot arrays with a fixed hole diameter (d ≈ 55 nm) and an array periodicity (p) ranging between 95 and 524 nm were studied by in situ Lorentz microscopy (LM) as a function of the magnetic field. At remanence, defocused LM ...
Chirica Mircea M Department of General, Endocrine and Digestive Surgery, Saint-Louis Hospital, APHP, Université Paris 7 Diderot, Paris, France, - - 2014
Esophagectomy is the standard of care for high-grade corrosive esophageal necrosis as assessed endoscopically. However, the inaccuracy of endoscopy in determining the depth of intramural necrosis may lead to unnecessary esophageal resection, with devastating consequences. Our aim was to evaluate the use of computed tomography (CT) for the emergency diagnostic ...
Bileviciute-Ljungar Indre I Department of Rehabilitation Medicine, Institution of Clinical Sciences, Karolinska Institutet, 182 88 Stockholm, Sweden. - - 2014
Objective: To increase awareness of the incidence of delayed leukoencephalopathy in rehabilitation medicine. Subject: A 34-year-old male patient in an inpatient neuro-rehabilitation clinic who developed cognitive, psychological and physical deterioration 33 days after methadone intake. Methods: Clinical follow-up for 7 months, brain imaging with magnetic resonance imaging and computed tomography, ...
Alperin Noam N From the Departments of Radiology (N.A., C.J.O., A.M.B., S.H.L.) and Neurology (D.A., H.K.), University of Miami, FL; and the Departments of Radiology (I.K., M.I.) and Neurology (L.H., N.R.), Weill Cornell Medical College, New York, - - 2014
To assess the effects of low-dose acetazolamide treatment on volumetric MRI markers and clinical outcome in idiopathic normal-pressure hydrocephalus (iNPH). We analyzed MRI and gait measures from 8 patients with iNPH with serial MRIs from an institutional review board-approved imaging protocol who had been treated off-label with low-dose acetazolamide (125-375 ...
Illingworth Kenneth D KD Resident, Department of Orthopaedic Surgery, Southern Illinois University School of Medicine, Springfield, - - 2014
Acetabular osteolysis can be difficult to diagnose because patients often have no clinical symptoms even when there is substantial bone loss. Ideally, early detection would lead to early interventions. Imaging continues to be the frontline modality for the early detection of acetabular osteolysis. Although plain radiography is the current imaging ...
Zimmermann H H Institute for Clinical Radiology, Ludwig-Maximilians-University Hospital Munich-Grosshadern, - - 2014
To compare the value of high-resolution contrast-enhanced ultrasound in the detection and characterisation of endoleaks after EVAR. In this retrospective study, a cohort of 80 patients underwent both standard examination using a curved array 5 MHz transducer and a second examination using a curved array 9 MHz transducer. The examination ...
Maiwald Bettina B Department of Diagnostic and Interventional Radiology, University of Leipzig, Leipzig, - - 2014
To compare 64-slice contrast-enhanced computed tomography (CT) with 3-Tesla magnetic resonance imaging (MRI) using Gd-EOB-DTPA for the diagnosis of hepatocellular carcinoma (HCC) and evaluate the utility of diffusion-weighted imaging (DWI) in this setting. 3-phase-liver-CT was performed in fifty patients (42 male, 8 female) with suspected or proven HCC. The patients ...
Calabria Ferdinando F From the *Department of Nuclear Medicine and Molecular Imaging, Istituto di Ricovero e Cura a Carattere Scientifico, Istituto Neurologico Mediterraneo Neuromed, Pozzilli; and †Department of Biomedicine and Prevention, University "Tor Vergata," PTV Foundation-Policlinic "Tor Vergata," Rome, - - 2013
F-choline PET/CT is an important diagnostic tool in the management of patients with prostate cancer (PC). The aim of this study was to describe and discuss some abnormal sites of uptake that we observed, not due to PC recurrence. Three hundred patients were submitted to F-choline PET/CT for staging or ...
Hoyle John D JD Jr From the *Departments of Emergency Medicine and Pediatrics, Western Michigan University School of Medicine; †Department of Emergency Medicine, Michigan State University; ‡Departments of Emergency Medicine and Pediatrics, SUNY-Upstate Medical University, Syracuse, NY; §Departments of Emergency Medicine and Pediatrics, University of Rochester School of Medicine and Dentistry, Rochester, NY; ∥Department of Pediatrics, Northwestern University's Feinberg School of Medicine, Chicago, IL; ¶Department of Pediatrics, Holy Cross Hospital, Silver Springs, MD; #Department of Emergency Medicine, Atlantic Health System, Morristown Memorial Hospital, Morristown, NJ; **Department of Emergency Medicine, Calvert Memorial Hospital, Prince Frederick, MD; ††Department of Pediatrics, University of Utah, Salt Lake City, UT; ‡‡Children's National Medical Center/Departments of Pediatrics and Emergency Medicine, George Washington University School of Medicine, Washington, DC; §§Department of Pediatrics, Columbia University College of Physicians and Surgeons, New York, NY; and Departments of ∥∥Emergency Medicine and ¶¶Pediatrics, University of California, Davis School of Medicine, Davis, - - 2013
: Children evaluated in emergency departments for blunt head trauma (BHT) frequently undergo computed tomography (CT), with some requiring pharmacological sedation. Cranial CT sedation complications are understudied. The objective of this study was to document the frequency, type, and complications of pharmacological sedation for cranial CT in children. We prospectively ...
Jonckers Elisabeth - - 2013
When new compounds targeting the brain are developed, it is important to assess both the acute and chronic effects on brain functioning. This can be done non-invasively using a technique called functional magnetic resonance imaging (fMRI). This review discusses the possibilities of both stimulation-based and resting state fMRI to study ...
Menys Alex A Centre for Medical Imaging, University College London, 3rd Floor East, 250 Euston Rd, London NW1 2PG, England; GI Physiology Unit, University College London Hospital, London, - - 2013
To assess the repeatability in human volunteers of software-quantified small bowel motility captured with magnetic resonance (MR) imaging and to test the ability to detect changes in motility induced by pharmacologic agents. The study was approved by the Royal Free Research Ethics Committee, and all subjects gave full written informed ...
Whittle Andrew A Institute of Metabolic Science, University of Cambridge, Cambridge, CB2 0QQ, UK. - - 2013
Biopsies following positron emission tomography coupled to computer tomography (PET-CT) imaging have confirmed the presence of thermogenically active brown adipose tissue (BAT) in adult humans, leading to suggestions that it could be stimulated to treat obesity and its associated morbidities. The mechanisms regulating thermogenesis in BAT are better understood than ...
Iagnocco Annamaria - - 2013
Foot osteoarthritis(OA)is very common disease that mainly affects older people deeply influencing their quality of life.The join most frequently involved in the articular degenerative process is the first metatarsophalangeal joint. Its severe impairment may lead to a specific clinical pattern known as hallux rigidus that often requires surgical treatment.Currently conventional ...
Cademartiri Filippo - - 2013
Computed tomography coronary angiography (CTCA) has reached very high standards both in terms of diagnostic performance and radiation dose reduction. This commentary follows a report on CTCA using less than 0.1 mSv in selected patients. This is an extraordinary accomplishment, both for technology and for medicine. The difficult task is now ...
Milman Zohar - - 2013
BackgroundThe clinical use of iodinated radiocontrast agents or gadolinium for renal perfusion imaging is limited in the presence of renal dysfunction. We have previously demonstrated the feasibility of hemodynamic response imaging (HRI), a functional magnetic resonance imaging (MRI) method combined with hypercapnia and hypercapnic-hyperoxia, for monitoring changes in liver perfusion ...
Hong Seong Jong - - 2012
For positron emission tomography (PET) inserts to magnetic resonance imaging (MRI) applications, optical fibers have been used for some time to transfer scintillation photons to photomultiplier tubes positioned outside the fringe magnetic field. We previously proposed a novel utilization of an optical fiber for good radio frequency (RF) transmission from ...
Levy M J - - 2012
We present a 25 year-old man with episodic cluster headache that was refractory to all standard pharmacological prophylactic and abortive treatments. Because of the lack of response, an MRI brain was performed which showed a large pituitary tumour with ipsilateral cavernous sinus invasion. The serum prolactin was significantly elevated at ...
Jan Reem K RK School of Pharmacy, Faculty of Medical and Health Sciences, University of Auckland, Private Bag 92019, Auckland 1142, New Zealand. - - 2012
Methamphetamine (MA) is a potent psychostimulant drug whose abuse has become a global epidemic in recent years. Firstly, this review article briefly discusses the epidemiology and clinical pharmacology of methamphetamine dependence. Secondly, the article reviews relevant animal literature modeling methamphetamine dependence and discusses possible mechanisms of methamphetamine-induced neurotoxicity. Thirdly, it ...
Sancho Juan J - - 2011
PURPOSE: This paper aims to review controversies in the management of adrenal gland metastasis and to reach an evidence-based consensus. MATERIALS AND METHODS: A review of English-language studies addressing the management of adrenal metastasis, including indications for surgery, diagnostic imaging, fine-needle aspiration, surgical approach, and outcome was carried out. Results ...
Coumans Jean-Valery C E - - 2011
Incidental vertebral lesions on imaging of the spine are commonly encountered in clinical practice. Contributing factors include the aging population, the increasing prevalence of back pain, and increased usage of MR imaging. Additionally, refinements in CT and MR imaging have increased the number of demonstrable lesions. The management of incidental ...
Dalyai Richard T - - 2011
Cavernous malformations (CMs) are angiographically occult vascular malformations that are frequently found incidentally on MR imaging. Despite this benign presentation, these lesions could cause symptomatic intracranial hemorrhage, seizures, and focal neurological deficits. Cavernomas can be managed conservatively with neuroimaging studies, surgically with lesion removal, or with radiosurgery. Considering recent studies ...
Shah Ashish H - - 2011
Object The discovery of incidental low-grade gliomas (LGGs) on MR imaging is rare, and currently there is no existing protocol for management of these lesions. Various studies have approached the dilemma of managing patients with incidental LGGs. While some advocate surgery and radiotherapy, others reserve surgery until there is radiological ...
Beegun I - - 2011
Foetal imaging and anomaly detection is advancing at a rapid rate. As a result, detection of foetal craniofacial abnormalities is increasing. Ultrasound and magnetic resonance imaging are currently the imaging modalities most commonly used. The authors describe the detection of a nasal glioma at 20 weeks' gestation, subsequent prenatal monitoring ...
Walsh Rowan - - 2011
Imaging of the coronary arteries is an important part of the evaluation of children with congenital heart disease and isolated congenital coronary artery anomalies. Echocardiography remains the main imaging modality and is complemented by MRI and CT angiography in the older or difficult-to-image child. We review echocardiography, MRI, and CT ...
Geer C P - - 2011
BACKGROUND AND PURPOSE:MR perfusion imaging can be used to help predict glial tumor grade and disease progression. Our purpose was to evaluate whether perfusion imaging has a diagnostic or therapeutic impact on clinical management planning in patients with glioma.MATERIALS AND METHODS:Standard MR imaging protocols were interpreted by a group of ...
De Bonis Michele - - 2011
Mitral regurgitation (MR) is the most-common valvular heart disease in the western world. From an etiologic point of view, MR can be either organic (mainly degenerative in western countries) or functional (secondary to left ventricular remodeling in the context of ischemic or idiopathic dilated cardiomyopathy). Degenerative and functional MR are ...
Deandreis Désirée - - 2011
Adrenocortical carcinoma (ACC) is a rare tumor with aggressive behavior, high recurrence rate, and rapid evolution. Surgery is the only curative modality, while systemic treatments such as mitotane and chemotherapy associated to locoregional therapeutic tools remain as palliative options. Imaging has an important role in the management of patients with ...
Howman-Giles Robert - - 2011
Extrarenal malignant rhabdoid tumor (MRT) is a rare malignancy in childhood and has a poor prognosis. Accurate histopathologic diagnosis and staging of the malignancy has major implications for patient management. The application of F-fluoro-deoxy-glucose positron emission tomography/computed tomography (F-FDG PET/CT) in pediatric malignancy has been well described and is having ...
Naswa Niraj - - 2011
The objective of this study was to evaluate the role of (68)Ga-labeled [1, 4, 7, 10-tetraazacyclododecane-1, 4, 7, 10-tetraacetic acid]-1-NaI(3)-octreotide (DOTA-NOC) PET/CT in the diagnosis and management of gastroenteropancreatic neuroendocrine tumors (NETs). One hundred nine patients (median age, 50 years) with gastroenteropancreatic NETs underwent (68)Ga-DOTA-NOC PET/CT. PET/CT was performed after ...
Davis Jaimie Nicole JN Department of Preventive Medicine, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA. - - 2011
This study aimed to test the effects of a circuit training (CT; aerobic + strength training) program, with and without motivational interviewing (MI) behavioral therapy, on reducing adiposity and type 2 diabetes risk factors in Latina teenagers. Thirty-eight Latina adolescents (15.8 ± 1.1 yr) who are overweight/obese were randomly assigned ...
Molina Camilo A - - 2012
The bony spine is overall the third most common site for distant cancer metastasis, with the cervical spine involved in approximately 8 to 20% of metastatic spine disease cases. Diagnosis and management of metastatic spine disease requires disease categorization into the compartment involved, pathology of the lesion, and anatomic region ...
Veenith Tonny T Division of Anaesthesia, Addenbrooke's Hospital, University of Cambridge, Cambridge, - - 2011
This article reviews the important aspects of managing patients undergoing anaesthesia and monitoring for MRI and PET. The use of MRI and PET is expanding and an increasing number of specialized procedures are being undertaken on patients who require anaesthesia or critical care management. Magnetic resonance systems are using more ...
Evans Westley C - - 2011
The clinical use of PET and PET/CT aids physicians and patients in developing lymphoma prognoses, specifically for Hodgkin disease and aggressive types of non-Hodgkin lymphoma. PET and PET/CT are used to initially stage lymphoma, restage disease, and check for remission or recurrence of malignant tissue after treatment. PET/CT is more ...
Crafts Glenn J - - 2011
Work-related upper limb disorder (WRULD) encompasses a broad array of occupational upper limb injuries, the most common being carpal tunnel syndrome (CTS). Carpal tunnel syndrome occasionally presents with concomitant ganglion cysts. The purpose of this case report is to describe the chiropractic management of a patient with bilateral WRULD complicated ...
Aras Mustafa - - 2011
Hemangiopericytoma is an unusual tumor that arises from vascular smooth muscle cells. It is mainly experienced in 4th to 5th decades of life and soft-tissue masses are frequently located in lower extremity, pelvis, and retroperitoneum. A 29-year-old man presented with a mass lesion in the right nasal cavity associated with ...
- - 2011
Medical turnkey pre-installation specialist Canute International Medical Services (CIMS) recently supported provider of managed equipment services Asteral in a project to re-model the Rowan Bentall wing of Surrey's Kingston Hospital. The new CT scanning facility was developed by Asteral via an MES agreement, elements of which included two new CT ...
Robertson Craig A CA Glasgow Experimental MRI Centre, Institute of Neuroscience and Psychology, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK. - - 2011
Accurate identification of ischemic penumbra will improve stroke patient selection for reperfusion therapies and clinical trials. Current magnetic resonance imaging (MRI) techniques have limitations and lack validation. Oxygen challenge T(2)(*) MRI (T(2)(*) OC) uses oxygen as a biotracer to detect tissue metabolism, with penumbra displaying the greatest T(2)(*) signal change ...
Mayer-Wagner Susanne - - 2011
PURPOSE: The discoid meniscus is a common meniscal anomaly. Symptomatic discoid menisci treated by arthroscopic surgery were examined preoperatively and postoperatively by magnetic resonance imaging (MRI). Aim of this study was to quantify the amount of meniscal resection when treating discoid meniscus in children by partial meniscectomy. The hypothesis was ...
Springer Fabian - - 2011
OBJECTIVES: To evaluate 5-slice stack/single-slice MRI approaches and anthropometric measures as predictors for metabolically relevant whole-body adipose tissue (AT) compartments in overweight/obese adolescents. METHODS: Forty adolescents (22 males, age 11.4-16.1 years) were included with a BMI above the 90th percentile. Volumes of whole-body AT compartments, i.e. total AT (TAT), subcutaneous ...
Beumer Jesse D - - 2011
Microsurgical free tissue transfer is a valuable technique for the reconstruction of soft-tissue defects around the knee, and the medial sural artery (MSA) is an ideal recipient vessel for anastomosis. Previously, the vessel has been described as the dominant supply to the medial gastrocnemius, but no research has addressed the ...
Dianbo Cao - - 2011
The diaphragm acts as a partition between the thoracic and abdominal cavities. On computed tomography, it is seen as a curved soft-tissue density with fat below and aerated lung above. The direct multiplanar capability of magnetic resonance technology can improve depiction of normal or abnormal diaphragmatic anatomy. Despite the usefulness ...
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