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Results 201 - 250 of 2994
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Nusman Charlotte M CM 1 Department of Radiology (G1-215), Academic Medical Center, University of Amsterdam, Meibergdreef 9, 1105AZ Amsterdam, The - - 2014
OBJECTIVE. The aim of this study in clinically active juvenile idiopathic arthritis (JIA) was to assess the frequency and distribution pattern of synovitis as hallmark of disease and additional soft-tissue and bony abnormalities on MRI in the knee and wrist as two target joints. MATERIALS AND METHODS. MRI datasets of ...
Seidenfuss Anna A 1 Department of Radiology, University Erlangen-Nuremberg, Maximiliansplatz 1, Erlangen 91054, - - 2014
OBJECTIVE. Organ-based tube current modulation has been shown to significantly reduce the radiation dose to the female breast in phantom studies. We sought to assess the proportions of female breast and glandular tissues that are within the range of organ-based tube current modulation in different age groups and whether these ...
Nishio Mizuho M 1 Advanced Biomedical Imaging Research Center, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chūō-ku, Kobe, Hyogo 650-0017, - - 2014
OBJECTIVE. The purpose of this study was to investigate efficacy of two types of emphysema quantification: percentage of low-attenuation lung regions (%LA); and size distribution of these regions. On a log-log plot, cumulative frequency-size distribution of low-attenuation lung regions can be fitted by a straight line whose slope (D) has ...
Sakakibara Mitsuru M 1 Department of Hepatobiliary and Pancreatic Oncology, Osaka Medical Center for Cancer and Cardiovascular Diseases, 1-2-2 Nakamichi, Higasinari-ku, Osaka 537-8511, - - 2014
OBJECTIVE. The aim of our study was to evaluate the value of 3D registration images reconstructed by fusion of pre- and posttreatment CT or MRI for the assessment of ablative margins after percutaneous radiofrequency ablation (RFA) of hepatocellular carcinoma (HCC). MATERIALS AND METHODS. From January 2007 to May 2011, we ...
Oliveira Rafael S RS Departamento de Biologia Vegetal, Instituto de Biologia, Universidade Estadual de Campinas (UNICAMP), Campinas, SP, - - 2014
Background Tropical montane cloud forests (TMCFs) are characterized by a unique set of biological and hydroclimatic features, including frequent and/or persistent fog, cool temperatures, and high biodiversity and endemism. These forests are one of the most vulnerable ecosystems to climate change given their small geographic range, high endemism and dependence ...
Seo Jin Keun - - 2014
The tomographic imaging of tissue's electrical properties (e.g., conductivity and permittivity) has been greatly improved by recent developments in magnetic resonance (MR) imaging techniques, which include MR electrical impedance tomography (MREIT) and electrical property tomography. When the biological material is subjected to an external electric field, local changes in its ...
Veta Mitko - - 2014
This paper presents an overview of methods that have been proposed for the analysis of breast cancer histopathology images. This research area has become particularly relevant with the advent of whole slide imaging (WSI) scanners, which can perform cost-effective and high-throughput histopathology slide digitization, and which aim at replacing the ...
Gao Shangkai - - 2014
Over the past several decades, electroencephalogram (EEG)-based brain-computer interfaces (BCIs) have attracted attention from researchers in the field of neuroscience, neural engineering, and clinical rehabilitation. While the performance of BCI systems has improved, they do not yet support widespread usage. Recently, visual and auditory BCI systems have become popular because ...
Gutbrod Sarah R - - 2014
Defibrillation is one of the most successful and widely recognized applications of electrotherapy. Yet the historical road to its first successful application in a patient and the innovative adaptation to an implantable device is marred with unexpected turns, political and personal setbacks, and public and scientific condemnation at each new ...
Zheng Ya-Li - - 2014
The aging population, prevalence of chronic diseases, and outbreaks of infectious diseases are some of the major challenges of our present-day society. To address these unmet healthcare needs, especially for the early prediction and treatment of major diseases, health informatics, which deals with the acquisition, transmission, processing, storage, retrieval, and ...
Babadi Behtash - - 2014
Nonparametric spectral estimation is a widely used technique in many applications ranging from radar and seismic data analysis to electroencephalography (EEG) and speech processing. Among the techniques that are used to estimate the spectral representation of a system based on finite observations, multitaper spectral estimation has many important optimality properties, ...
Cobelli Claudio - - 2014
The glucose story begins with Claude Bernard's discovery of glycogen and milieu interieur, continued with Banting's and Best's discovery of insulin and with Rudolf Schoenheimer's paradigm of dynamic body constituents. Tracers and compartmental models allowed moving to the first quantitative pictures of the system and stimulated important developments in terms ...
Pattini Linda - - 2014
Heart failure (HF) is a complex syndrome which can be the exit of different etiologies which lead to a common clinical picture. Treatment outcome is modest and new insights into pathophysiology are needed to improve effectively diagnosis, prognosis, and therapy. As a complex disease, it can really benefit from the ...
El-Khateeb Ekramy A EA Department of Dermatology, Venereology and Andrology, Ain Shams University, Cairo, - - 2014
Information on prevalences of pediatric dermatoses in Egypt is scanty. This study aimed to supplement existing data. A cross-sectional study was conducted in Damietta, Egypt between October 2011 and March 2012. It involved 6162 pupils randomly selected from 30 primary schools. The sample was equally divided (3081 pupils/15 schools) between ...
Durfee William K WK Department of Mechanical Engineering, University of Minnesota , Minneapolis, MN , USA - - 2014
Abstract ICU patients typically are given large amounts of fluid and often develop oedema. The purpose of this study was to evaluate whether the oedema would change inter-electrode resistance and, thus, require a different approach to using non-invasive electrical stimulation of nerves to assess muscle force. Inter-electrode tissue resistance in ...
Adams Jeffrey M JM Author Affiliation: Director, The Center for Innovations in Care Delivery and Connell Nursing Research Scholar, Massachusetts General Hospital, - - 2014
This department highlights nursing leaders who have demonstrated a commitment to nursing leadership in research, practice, policy, education and theory. This interview profiles Donna Sullivan Havens, PhD, RN, FAAN, professor, The University of North Carolina at Chapel Hill.
Jenkins Peggy P Author Affiliations: Senior Director (Dr Jenkins), VHA, Inc, Irving, Texas; Professor, Director of PhD Program and Senior Scientist (Dr Welton), University of Colorado College of Nursing, - - 2014
The objective of the study was to measure the variability of direct nursing cost for similar patients and to examine the characteristics of nurses assigned to different types of patients. There is no standard method for measuring direct nursing cost by patient. Deidentified data were collected from 3 databases for ...
Tetuan Theresa M TM Author Affiliations: Clinic Nurse Manager (Dr Tetuan), Annual Wellness Visit Nurse (Ms Ebberts), Staffing Manager (Ms Wendling), Stormont-Vail HealthCare, Cotton-O'Neil Clinic, Topeka; Associate Professor (Dr Ohm), School of Nursing, Baker University, Topeka; Manager, Oncology Research and Program Development (Dr Herynk), Stormont-Vail HealthCare, Cotton-O'Neil Cancer Center, Topeka; Professor, Statistics (Dr Mosier), Washburn University, Topeka, - - 2014
The aim of this study was to determine the effectiveness of the nurse-run annual wellness visit (AWV) in improving adherence to cancer screening recommendations for colonoscopies and/or mammograms. The Affordable Health Care Act provides Medicare beneficiaries access to AWVs. Nurse-run AWVs offer individualized education, reinforce health screening recommendations, and may ...
Havaei Farinaz F Author Affiliations: PhD Candidate (Ms Havaei), Associate Professor (Drs Dahinten and MacPhee), School of Nursing, University of British Columbia, Vancouver, British Columbia, - - 2014
The aim of this study was to examine the effects of specific cognitions or aspects of psychological empowerment on 5 major aspects of leader empowering behaviors. Leader empowering behaviors are linked to important employee outcomes such as work effectiveness. Psychologically empowered leaders are known to use more empowering behaviors in ...
Robinson-Cohen Cassianne C Kidney Research Institute, University of Washington, Seattle, Washington. Electronic address: - - 2014
The management of hyperphosphatemia in patients with moderate to severe chronic kidney disease (CKD) includes dietary phosphate restriction and/or prescription of phosphate binders. Measuring phosphate intake in CKD is important for monitoring dietary adherence and for the effectiveness of therapeutic interventions. The 24-hour urine collection is the gold standard method ...
Kittiskulnam Piyawan P Division of Nephrology, Department of Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, - - 2014
This study was conducted to examine the effects of weight reduction on proteinuria, adipokines, and renal function in overweight immunoglobulin A nephropathy (IgAN) patients (body mass index > 23 kg/m(2)) with chronic proteinuria more than 6 months. This was a single-center, prospective, randomized controlled trial. The study was performed at the outpatient ...
Norris Kori K Kori Norris practices at Family Medicine Centers in Amarillo, Tex. Subhasis Misra is an associate professor in the Department of Surgery and chief of gastrointestinal/hepato-pancreato-biliary surgery at Texas Tech University Health Sciences Center in Amarillo. The authors have disclosed no potential conflicts of interest, financial or - - 2014
Brown recluse spiders are one of two types of spiders in the United States that can cause significant tissue damage and, in rare cases, death. Brown recluse spider bites are most often benign and self-limiting, but in a few cases can cause severe necrotic skin lesions.
Wellman Ashley A Ashley Wellman is an assistant professor at the University of Central Missouri in Warrensburg, Mo. The author has disclosed no potential conflicts of interest, financial or - - 2014
About 18% of women and 3% of men report being a victim of sexual assault, but fewer than one-third of victims seek immediate medical attention or psychological counseling. Over time, victims may experience physical and emotional reactions and turn to primary care providers, who should be prepared to identify survivors ...
Boos Markus D MD Department of Dermatology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Department of Pediatrics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania; Section of Dermatology, Children's Hospital of Philadelphia, Philadelphia, - - 2014
We report six new cases of lipofibromatosis, an uncommon pediatric soft tissue neoplasm. This is the only series of patients to be described since the initial case series of 45 patients that characterized this entity in 2000. The purpose of this study was to characterize the presentation of lipofibromatosis to ...
Sinagra Jo Linda M JL Istituto San Gallicano, Rome, - - 2014
Mycobacterium abscessus is emerging as an important cause of cutaneous infections in sporadic cases and outbreak settings. Although immunosuppressed or elderly patients are most commonly affected, in 2006 an outbreak of clinically distinct cutaneous lesions on the hands and feet caused by M. abscessus in a population of healthy children using ...
Siefring Mark L ML Stamford Skin and Medical Centre, Ho Chi Minh City, - - 2014
We report a 3-year-old girl from Vietnam with severe congenital cutis laxa; no cardiovascular, pulmonary, neurologic, or visceral involvement; and no family history of cutis laxa. Mutational analysis of the elastin gene identified heterozygosity for a previously unreported de novo c.2184delT mutation in exon 30 not present in either parent.
Leiderman Karin K Applied Mathematics Unit, School of Natural Sciences, University of California Merced, Merced, CA, USA. Electronic address: - - 2014
In the last decade numerous mathematical models have been formulated to investigate specific components of the clotting system such as the tissue factor pathway of coagulation. Sophisticated, multiscale models were developed to better understand the interplay of flow-mediated transport, platelet deposition, and coagulation kinetics, and their overall effect on thrombus ...
Funderburg Nicholas T NT School of Health and Rehabilitation Sciences, Division of Medical Laboratory Science, The Ohio State University, Columbus, OH, - - 2014
HIV infected patients are at increased risk for venous and arterial thromboembolic events. Multiple markers related to inflammation (IL-6, TNFrI, C-reative protein) and coagulation (tissue factor expression, FVIII, thrombin, fibrinogen and D-dimer levels) are increased in HIV infection, and several are predictive of thrombotic risk and mortality in HIV disease. ...
Lupu Florea F Cardiovascular Biology, Research Programs, Oklahoma Medical Research Foundation, Oklahoma City, OK. Electronic address: - - 2014
Sepsis is a potent activator of the hemostatic and complement systems. While local activation of these proteolytic cascades contributes to the host defense, their uncontrolled systemic activation has major tissue damaging effects that lead to multiple organ failure and death. We have extensively studied the activation of complement and coagulation ...
Bergmeier Wolfgang W Department of Biochemistry/Biophysics, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA; McAllister Heart Institute, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA. Electronic address: - - 2014
Platelets play an important role in many physiological and pathological situations. However, the molecular mechanisms by which platelets contribute to health and disease are often ill-defined. One of the limiting factors to these studies is a fast but reliable method to generate animals with platelet-specific signaling defects. We here review ...
Weiler Hartmut H Blood Research Institute, BloodCenter of Wisconsin, Milwaukee WI, USA; Department of Physiology, Medical College of Wisconsin, Milwaukee WI, USA. Electronic address: - - 2014
The inflammation-induced activation of the protein C pathway provides negative feedback inhibition of coagulation and exerts coagulation-independent anti-inflammatory and cytoprotective effects. The balance between these activities of aPC modulates the outcome of diverse inflammatory diseases such as encephalitis, diabetes, and sepsis; and is affected by naturally occurring aPC-resistance of coagulation ...
Pfeiler Susanne S Institut für Laboratoriumsmedizin, Ludwig-Maximilians-Universität, Munich, - - 2014
Microvascular thrombosis indicates a pathological occlusion of microvessels by fibrin- and/or platelet-rich thrombi. It is observed during systemic infections, cancer, myocardial infarction, stroke, neurodegenerative diseases and in thrombotic microangiopathies. Microvessel thrombosis can cause greatly differing symptoms that range from limited changes in plasma coagulation markers to severe multi-organ failure. Because ...
Aleman Maria M MM Department of Pathology and Laboratory Medicine, University of North Carolina at Chapel Hill, United States; McAllister Heart Institute, University of North Carolina at Chapel Hill, United - - 2014
Deep vein thrombosis and pulmonary embolism, collectively termed venous thromboembolism (VTE), affect over 1million Americans each year. VTE is triggered by inflammation and blood stasis leading to the formation of thrombi rich in fibrin and red blood cells (RBCs). However, little is known about mechanisms regulating fibrin and RBC incorporation ...
Schmaier Alvin H AH Division of Hematology and Oncology, Case Western Reserve University, University Hospitals Case Medical Center, Cleveland, OH 44106, United States. Electronic address: - - 2014
The plasma contact activation (CAS) and kallikrein/kinin (KKS) systems consist of 4 proteins: factor XII, prekallikrein, high molecular weight kininogen, and the bradykinin B2 receptor. Murine genetic deletion of factor XII (F12(-/-)), prekallikrein (Klkb1(-/-)), high molecular weight kininogen (Kgn1(-/-)) and the bradykinin B2 receptor (Bdkrb2(-/-)) yield animals protected from thrombosis. ...
Gruber Andras A Oregon Health and Science University, 3303 SW Bond Avenue, CH13B, Portland, OR 97239, USA. Electronic address: - - 2014
The continued search for the ideal antithrombotic agent that would prevent or reduce thrombus growth inside blood vessels without an effect on the essential hemostatic functions of blood, including extraluminal thrombin generation and platelet activation, has been going in new directions in the past decade. These directions include studies suggesting ...
Kopec Anna K AK Department of Pathobiology & Diagnostic Investigation, Michigan State University, East Lansing, MI - - 2014
The liver is the primary source of a number of circulating coagulation factors, and acute liver injury and chronic liver disease are each associated with alterations in blood coagulation. Current views of the connection between liver injury and coagulation extend beyond the impact of liver disease on synthesis of coagulation ...
Brummel-Ziedins Kathleen E KE University of Vermont, Department of Biochemistry, 208 South Park Drive, Colchester, Vermont 05446. Electronic address: - - 2014
Global assays and computational models have advanced research into the realm of individualized profiling of hemostatic states. This brief review will describe one computational approach which utilizes an integrated method that evaluates the dynamics of thrombin generation by defining interactions of the pro and anticoagulant proteins, enzymes and cofactors based ...
Farmilo Karen K Karen Farmilo recently finished nursing school and currently works as a certified nursing assistant at John Muir Medical Center, Walnut Creek, CA. Contact author: karenfarmilo@sbcglobal.net. The author has disclosed no potential conflicts of interest, financial or - - 2014
An underutilized strategy for staying sharp and engaged in the course of a shift.
Lisy Karolina K Karolina Lisy is a research fellow at the Joanna Briggs Institute in the School of Translational Health Science, University of Adelaide, South Australia, and a member of the Cochrane Nursing Care - - 2014
This is a summary of a nursing care-related systematic review from the Cochrane Library.
Trout Andrew T AT 1 Department of Radiology, Cincinnati Children's Hospital Medical Center, 3333 Burnet Ave, Cincinnati, OH - - 2014
OBJECTIVE. The purpose of this study was to characterize the normal pediatric appendix and the variables that affect its diameter. MATERIALS AND METHODS. Imaging and medical records, including CT studies, from 420 unique patients with normal appendixes were reviewed by two pediatric radiologists. Appendiceal diameter was measured on the axial ...
Leipsic Jonathon J 1 Department of Radiology, St Paul's Hospital, University of British Columbia, 1081 Burrard St, Vancouver, BC, - - 2014
OBJECTIVE. Fractional flow reserve (FFR) computed from standard coronary CT scans (FFRCT) is a novel noninvasive method for determining the functional significance of coronary artery lesions. Compared with CT alone, FFRCT significantly improves diagnostic accuracy and discrimination for patients with and without hemodynamically significant coronary artery stenoses. To date, the ...
Falk Emily B EB Annenberg School for Communication, University of Pennsylvania, Philadelphia, Pennsylvania. Electronic address: - - 2014
Social influence is prominent across the lifespan, but sensitivity to influence is especially high during adolescence and is often associated with increased risk taking. Such risk taking can have dire consequences. For example, in American adolescents, traffic-related crashes are leading causes of nonfatal injury and death. Neural measures may be ...
Bingham C Raymond CR University of Michigan Transportation Research Institute, Ann Arbor, Michigan. Electronic address: - - 2014
Although public health efforts have made some progress in reducing risk of adolescent motor vehicle crashes over the last three decades, new technologies and evolving behavior patterns have focused attention on the risk of distracted driving. For many of the same reasons that alcohol-impaired driving represents a distinct risk for ...
Carter Patrick M PM University of Michigan Injury Center, Ann Arbor, Michigan; Department of Emergency Medicine, University of Michigan School of Medicine, Ann Arbor, Michigan; Department of Psychiatry, University of Michigan School of Medicine, Ann Arbor, Michigan. Electronic address: - - 2014
Adolescent drivers are at elevated crash risk due to distracted driving behavior (DDB). Understanding parental and peer influences on adolescent DDB may aid future efforts to decrease crash risk. We examined the influence of risk perception, sensation seeking, as well as descriptive and injunctive social norms on adolescent DDB using ...
Foss Robert D RD Highway Safety Research Center, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina. Electronic address: - - 2014
The proliferation of new communication technologies and capabilities has prompted concern about driving safety. This concern is particularly acute for inexperienced adolescent drivers. In addition to being early adopters of technology, many adolescents have not achieved the degree of automaticity in driving that characterizes experienced adults. Consequently, distractions may be ...
Ehsani Johnathon P JP Health Behavior Branch, Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland. Electronic address: - - 2014
The purpose of this study was to determine the effects of Michigan's universal text messaging restriction (effective July 2010) across different age groups of drivers and crash severities. Changes in monthly crash rates and crash trends per 10,000 licensed drivers aged 16, 17, 18, 19, 20-24, and 25-50 years were estimated ...
Levin David C DC 1 Department of Radiology, Center for Research on Utilization of Imaging Services, Thomas Jefferson University Hospital, 132 S 10th St, Main 1090, Philadelphia, PA - - 2014
OBJECTIVE. On January 1, 2011, the Current Procedural Terminology version 4 codes for CT of the abdomen and CT of the pelvis were bundled together. The relative value units attached to the new single codes were lower than the sum of the relative value units accruing to the two separate ...
Yoon Min A MA 1 All authors: Department of Radiology, Seoul National University College of Medicine, 101, Daehak-ro, Jongno-gu, Seoul 110-744, South - - 2014
OBJECTIVE. The objective of our study was to determine the prevalence of thickening and signal alteration of the distal semimembranosus (SM) tendon on knee MRI and analyze the patient factors associated with abnormal MR findings of the distal SM tendon. MATERIALS AND METHODS. Knee MRI scans of 116 subjects (58 ...
Sag Alan A AA 1 Department of Radiology, Interventional Radiology Service, Memorial Sloan-Kettering Cancer Center, 1275 York Ave, New York, NY - - 2014
OBJECTIVE. After (90)Y-microsphere radioembolization for unresectable hepatic neoplasms, the nearby gallbladder is susceptible to radiation-induced cholecystitis, an uncommon complication. The purpose of this study was to characterize the imaging findings after (90)Y radioembolization of the gallbladder and to assess the incidence of clinically significant radiation-induced cholecystitis. MATERIALS AND METHODS. Medical ...
Phillips Jordana J 1 All authors: Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Ave, Boston, MA - - 2014
OBJECTIVE. Limited information exists regarding breast health in the transgender population. In this article, we review transgender terminology, barriers faced by transgender patients, current breast care screening recommendations, and normal and abnormal imaging findings in this population. CONCLUSION. Health disparities in the transgender population continue. Educating physicians on the breast ...
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