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Muppa Radhika R Professor and Head, Department of Pedodontics, Panineeya Mahavidyalaya Institute of Dental Sciences and Research Centre, Hyderabad, Telangana, - - 2014
Endodontic therapy is successful only when thorough knowledge of root canal morphology is understood. Dens invaginatus is malformation of teeth resulting from invagination of tooth before biological mineralization occurs. It is clinically significant with an early pulpal involvement and chronic periapical lesion, which are often associated with this anomaly. The ...
Weis Joshua J JJ Division of General Surgery and Trauma, Department of Surgery, University of Pittsburgh, Pittsburgh, - - 2014
Many institutions now use empiric full-body computed tomography (CT) as a standard step in the initial workup of stable trauma patients. Recent data suggest that these scans may reveal unexpected injuries and improve survival in patients with polytrauma. However, patients who are unstable on presentation are often taken to the ...
Taylor Amber A From the Santa Barbara Cottage Hospital (A.T., J.G., S.Y.), Santa Barbara; Department of Surgery (K.W.), Ventura County Health System, Ventura, California; and San Antonio Colon and Rectal Clinic (S.I.), San Antonio, - - 2014
The diagnosis of osteoporosis is important in the care of elderly patients at risk of trauma. While pelvis computed tomography (CT) is accurate in the measurement of bone mineral density, axial skull CT has not previously been evaluated for this purpose. This study investigated whether data from axial skull CT ...
Vanguri Poornima P From the Virginia Commonwealth University (P.V., A.J.Y., J.K., J.H, L.G.W., T.M.D.) Richmond, Virginia; and AB Chandler Medical Center (W.F.W.), Lexington, - - 2014
Computed tomography (CT) scan is the criterion standard to rule out cervical spine (c-spine) injury after blunt trauma. Many algorithms still include other tools to exclude ligamentous injuries that often lead to unnecessary prolonged collar use. The purpose of this study was to determine the accuracy of CT to rule ...
Felder Seth I SI Department of Surgery,Cedars-Sinai Medical Center, Los Angeles, California, - - 2014
A Total abdominal colectomy (TAC) is recommended for fulminant Clostridium difficile colitis (FCDC) because intraoperative assessment of diseased segments is inaccurate. To determine whether computerized tomography (CT) provides an accurate assessment of disease, we examined the concordance between CT and histopathologic colitis distribution in patients undergoing TAC for FCDC. The ...
Nicholson Kristina K LAC+USC Medical Center, Division of Trauma Surgery and Surgical Critical Care, University of Southern California, Los Angeles, California, - - 2014
In the era of nonoperative management of abdominal stab wounds, the optimal management of patients with evisceration remains unclear. Furthermore, the role of imaging in guiding management of these patients has not been defined. Patients admitted to a Level I trauma center (2005 to 2012) with evisceration after an abdominal ...
Hou Xin-Yi XY Department of Neuroradiology, Beijing Tiantan Hospital, Capital Medical University, Beijing 100050, - - 2014
Objective To explore the perihematomal perfusion typing and spot sign on computed tomography angiography (CTA) source images in order to assist in individualizing therapeutic decisions for patients with intracerebral hemorrhage by possibly forecasting perihematomal ischemia and hematoma enlargement. Methods We examined 58 patients with spontaneous intracerebral hemorrhage by computed tomography ...
Lin Lin L Institute of Sports Medicine, Peking University Third Hospital, No. 49, North Garden Road, Haidian District, Beijing, 100191, People's Republic of China, - - 2014
To investigate the accuracy of preoperative 1.5 T magnetic resonance imaging (MRI) interpreted with standardized procedure for diagnosing subscapularis (SSC) tears identified by arthroscopy. The diagnostic accuracy of MRI for different types of SSC lesions was also evaluated. Two-hundred and seventy-two consecutive patients with rotator cuff tears identified by arthroscopy were ...
Taniguchi Takafumi T Division of Medical Quantum Science, Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3-1-1 Maidashi, Higashi-ku, Fukuoka, 812-8582, - - 2014
The aim of this study was to evaluate the effect of the point spread function (PSF) and time of flight (TOF) on PET/CT images of overweight patients in relation to the iteration number and the acquisition time. This study consisted of a phantom study and a clinical study. The NEMA ...
Kinsella Stuart D SD *Department of Orthopaedic Surgery, Massachusetts General Hospital, Boston, MA †The Children's Hospital of Philadelphia ‡Department of Radiology §The Perelman School of Medicine at the University of Pennyslvania ¶Department of Orthopaedic Surgery, The Perelman School of Medicine ∥Department of Radiology, The University of Pennsylvania, Philadelphia, - - 2014
Accurate assessment of Hill-Sachs lesions (HSLs) and their relationship to the glenoid track is essential to optimizing management following traumatic shoulder dislocation. The purpose of this study was to measure the size of HSLs by a novel method with magnetic resonance (MR) arthrography and to investigate the relationship between lesion ...
Seo Jun-Yeong JY Department of Orthopaedic Surgery, Jeju National University Hospital, School of Medicine, Jeju National University, Jeju, Republic of - - 2014
To investigate volumetric changes in lumbar disc herniation (LDH) using three-dimensional measurements obtained by magnetic resonance imaging (MRI) and to identify possible factors affecting such changes. Between January 2004 and December 2011, 43 patients who underwent conservative treatment for LDH were enrolled. In all, 56 disc levels were investigated. MRI ...
Glazebrook K K Mayo Clinic, 200 First St SW, Rochester, MN, 55902, USA, - - 2014
To describe the imaging findings on computed tomography (CT) and skeletal survey (SS) in patients with POEMS syndrome. We retrospectively reviewed, with institutional review board approval, the dysproteinemia database at our institution for patients with new diagnosis of POEMS syndrome between January 1998 and December 2008. Twenty-four patients were identified ...
Jang David W DW Department of Otolaryngology-Head and Neck Surgery, Georgia Health Sciences University, Augusta, Georgia, USA - - 2014
To demonstrate that the supraorbital ethmoid cell (SOEC) is a consistent and reliable landmark in identification of the anterior ethmoidal artery (AEA). Retrospective radiographic study. Tertiary care rhinology practice. The computed tomography (CT) scans for 78 consecutive patients were evaluated for the presence of SOECs, degree of pneumatization, and location ...
Mietto Cristina C From the Department of Anesthesia, Critical Care, and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts (C.M., R.P., A.P., R.M.K., L. Berra); School of Dentistry, West Virginia University, Morgantown, West Virginia (J.G.T.); Center for Clinical and Translational Metagenomics, Department of Pathology, Brigham and Women's Hospital, Boston, Massachusetts (L. Bry, M.L.D., A.D.B.); Center for System Biology, Massachusetts General Hospital, Boston, Massachusetts (J.T., G.R.W., M.N.); Department of Radiology, Massachusetts General Hospital, Boston, Massachusetts (J.B.A.); and Department of Respiratory Care, Massachusetts General Hospital, Boston, Massachusetts - - 2014
Tracheal intubation compromises mucus clearance and secretions accumulate inside the tracheal tube (TT). The aim of this study was to evaluate with a novel methodology TT luminal obstruction in critically ill patients. This was a three-phase study: (1) the authors collected 20 TTs at extubation. High-resolution computed tomography (CT) was ...
Gatlin Coley C CC The Steadman Philippon Research Institute, Vail, CO, - - 2014
Talar chondral defects can be a source of persistent ankle pain and disability. If untreated, there is an increased risk of osteoarthritis. The purpose of our study was to determine diagnostic accuracy of 3T MRI in detecting Outerbridge grades 3 and 4 articular cartilage lesions of the talus in a ...
Lummel N N Department of Neuroradiology, Klinikum Grosshadern, Ludwig-Maximilian-University, Marchioninistrasse 15, 81377, Munich, Germany, - - 2014
Aim of this study was to determine the spectrum and prevalence of pathological intracranial magnetic resonance imaging (MRI) findings in patients with acute bacterial meningitis. We retrospectively identified all consecutive patients with cerebral spinal fluid proven bacterial meningitis who presented at our neurology department between 2007 and 2012. Pathogenic agents ...
Eberhardt Knut K MRI Center of Excellence, District Hospital Castle of Werneck, Balthasar-Neumann-Platz 1, D-97440, Werneck, Germany, - - 2014
The objective of this study was to demonstrate that functional, quantitative magnetic resonance myelography (MRM) allows standardized diagnosis of symptomatic lumbar spinal stenoses which show at least equal detectability compared to functional myelography and postmyelographic CT (pmCT) based on intra- and postoperative findings. We investigated 43 volunteers and 47 patients ...
Jakob Gotler G Department of Diagnostic Imaging, Kaplan Medical Center, Rehovot, - - 2014
To assess the feasibility of diagnosing sacroiliitis on MR enterography examinations (MREs) of patients with inflammatory bowel disease (IBD). Consecutive MREs performed in 286 biopsy proven IBD patients and 48 controls (2005-2012) were retrospectively reviewed for sacroiliitis. A clinical telephone questionnaire focusing on inflammatory back pain (IBP) was conducted in ...
Bonekamp David D Department of Neuroradiology, University Hospital Heidelberg, Germany; Division of Experimental Radiology, Department of Neuroradiology, University Hospital Heidelberg, - - 2014
To compare intraindividual dynamic susceptibility contrast (DSC) and dynamic contrast enhanced (DCE) MR perfusion parameters and determine the association of DCE parameters with overall survival (OS) with the established predictive DSC parameter cerebral blood volume (CBV) in patients with newly diagnosed glioblastoma. Perfusion data were analyzed retrospectively, and included scans ...
Shaqdan K K Department of Radiology, Massachusetts General Hospital, Harvard Medical School, - - 2014
To present the authors' experience of contrast medium extravasation (CME) during both CT and MRI examinations in a large academic medical centre. The present retrospective investigation was conducted between June 2008 and June 2013. The radiology data and medical records of patients in whom CME had occurred were reviewed. The ...
Kucera Tomas T Department of Orthopaedic Surgery, Charles University in Prague, Faculty of Medicine and University Hospital in Hradec Králové, Sokolska 581, 500 05, Hradec Kralove, Czech Republic, - - 2014
The purpose of the present study was to evaluate the role of diagnostic tools and management options for patients with pyogenic sacroiliitis, including potential complications. This retrospective study included 16 patients with pyogenic sacroiliitis who were admitted to a single orthopaedic centre between 2007 and 2012. The following data were ...
de Jonge Jeroen C JC Department of Neurology and Neurosurgery, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht, The - - 2014
Although implanted metallic devices constitute a relative contraindication to magnetic resonance imaging (MRI) scanning, the safety of brain imaging in a patient with a vagus nerve stimulator (VNS) is classified as "conditional," provided that specific manufacturer guidelines are followed when a transmit and receive head coil is used at 1.5 ...
Mellerio Charles C From the Department of Radiology (C.M., P.R., F.D., S.L., O.N., J.F.M., C.O.), Department of Neurosurgery (F.C., B.D.), and Clinical Research Center (S.L.), Centre Hospitalier Sainte-Anne, Université Paris Descartes Sorbonne Paris Cité, 1 rue Cabanis, 75014 Paris, France; and Centre de Psychiatrie et Neurosciences, INSERM U894, Paris, France (C.M., F.C., A.C., O.N., B.D., J.F.M., - - 2014
Purpose To compare the occurrence of several central sulcus variants and to assess the reproducibility of a sulcal pattern named the power button sign (PBS) in patients with type 2 focal cortical dysplasia (FCD2) and healthy control subjects. Materials and Methods The local institutional review board approved the study, and ...
Reito Aleksi A Coxa Hospital for Joint Replacement , Tampere , - - 2014
Background and purpose - The US Food and Drug Administration and the UK Medicines and Health Regulation Agency recommend using MRI in the evaluation of patients with large-diameter metal-on-metal (LD-MoM) hips. Such recommendations do not take into account the relevance of repeated cross-sectional imaging. We therefore investigated the natural course ...
Ahrens Eric T ET Department of Radiology, University of California at San Diego, La Jolla, California, - - 2014
Cellular therapeutics are emerging as a treatment option for a host of serious human diseases. To accelerate clinical translation, noninvasive imaging of cell grafts in clinical trials can potentially be used to assess the initial delivery and behavior of cells. The use of a perfluorocarbon (PFC) tracer agent for clinical ...
Black David F DF Radiology Department, Mayo Clinic, Rochester, - - 2014
Requests for after-hours emergent spine MR imaging seem to be increasing. We sought to review the trend in after hours spine MRI utilization at our institution and to determine how these results impacted therapeutic intervention. Following Institutional Review Board approval, reports from 179 after hours spinal MRI's performed over the ...
Baek Hye Jin HJ Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, 86 Asanbyeongwon-Gil, Songpa-Gu, Seoul, 138-736, Republic of - - 2014
To determine the optimal clinical and CT findings for differentiating Kikuchi's disease (KD) and tuberculous lymphadenitis (TB) in patients presenting with cervical lymphadenopathy. From 2006 to 2010, 87 consecutive patients who were finally diagnosed with KD or TB were enrolled. Two radiologists performed independent analysis of contrast-enhanced neck CT images ...
Pandey Aditya S AS Department of Neurosurgery, University of Michigan, 1500 E. Medical Center Drive, Room 3552 TC, Ann Arbor, MI, 48109-5338, USA, - - 2014
Craniocervical arterial dissections (CCADs) represent a preventable cause of acute ischemic stroke (AIS). Our objective was to describe clinical presentation, imaging features, treatment strategies, and report clinical and imaging outcomes of CCADs at a large pediatric tertiary referral center. Electronic medical records were queried using variations of the word dissection ...
Seifen Tanja T Department of Nuclear Medicine and Endocrinology, Paracelsus Medical University Salzburg, Müllner Hauptstrasse 48, A-5020, Salzburg, - - 2014
We evaluated (18)F-fluoride PET/CT for the diagnosis of screw loosening after intervertebral fusion stabilization and compared the results with those from functional radiography. A group of 59 patients with pain in the region of previous intervertebral fusion stabilization and suspicion of implant instability due to screw loosening were investigated with ...
Wavreille Vincent V Department of Veterinary Clinical Sciences, Ohio State University, Columbus, - - 2014
To describe the magnetic resonance imaging (MRI), arthroscopic, and histopathologic changes in dogs with medial coronoid disease and to identify potential relationships between these findings. Retrospective case series. Twenty-five diseased medial coronoid processes (MCP) were collected from 19 dogs with a confirmed diagnosis of medial coronoid disease that were surgically ...
Kobayashi Naomi N Departments of aOrthopaedic Surgery bRadiology, Yokohama City University, Yokohama, - - 2014
The imaging diagnosis of osteoarthritis (OA) of the hip, especially in its early stages, is a technically challenging but essential aspect of our increased understanding of the pathophysiology of this disorder. We recently applied F-fluoride PET for the detection of abnormal bone turnover in early-stage OA. In our current study, ...
Lotfipour Ashley K AK From the *Ronald Reagan UCLA Medical Center, Los Angeles; †UCLA-Santa Monica Hospital, Santa Monica; and ‡Department of Health Policy & Management, UCLA Fielding School of Public Health; §Department of Biostatistics, UCLA School of Public Health; ∥Pfleger Liver Institute; and ¶Division of Digestive Diseases, UCLA Medical Center, Los Angeles, - - 2014
Under current guidelines, patients diagnosed with cirrhosis are to undergo initial and continued screening endoscopy for esophageal varices throughout the course of disease. Recent literature suggests that computed tomography (CT) of the abdomen is adequately sensitive for detecting grade 3 varices, those in need of immediate intervention. This study presents ...
Clayton Benjamin B Cardiology Department, Derriford Hospital, Plymouth, PL6 8DH, - - 2014
To assess the safety of our clinical practice using off-label intravenous metoprolol to facilitate computed tomographic (CT) coronary angiography METHODS: A retrospective analysis of scan reports and hospital admissions data was conducted to identify adverse events occurring following CT coronary angiography in patients who had received intravenous metoprolol prior to ...
Magalhães Rui R Instituto de Ciências Biomédicas de Abel Salazar, Universidade do Porto, Porto, - - 2014
Background: The impact of public health interventions to reduce disability after stroke may be underestimated if only the modest effects on short-term disability are measured. We estimated the impact of differences in short-term functional outcome on long-term functional outcome. Methods: In a prospective community-based study from October 1998 to September ...
Haase Matthias M Division for Specific - - 2014
Context: Pharmacological inhibition of mineralocorticoid receptor (MR) signalling in patients with primary aldosteronism (PA) re-establishes aldosterone synthesis by non-diseased zona glomerulosa cells through activation of the renin-angiotensin-aldosterone-system (RAAS). In this context, current guidelines recommend discontinuing MR blockade for diagnostic procedures, including adrenal vein sampling (AVS). Discontinuation of MR blockade in ...
van Onna M M Department of Medicine, Division of Rheumatology, Maastricht University Medical Centre, and School for Public Health and Primary Care (CAPHRI), University of Maastricht , The - - 2014
Objectives: To describe the distribution and evolution over time of bone marrow oedema (BME) on magnetic resonance imaging of the sacroiliac joint (MRI-SIJ) in patients with recent-onset inflammatory back pain (IBP) suspected for axial spondyloarthritis (axSpA). Method: A 2-year follow-up study with annual MRI-SIJ was conducted in patients with IBP ...
Dammacco Franco F Guido Baccelli Unit, Department of Internal Medicine and Clinical Oncology, Policlinico, University of Bari Medical School, Piazza G. Cesare, n. 11, 70124, Bari, Italy, - - 2014
Conventional radiographic skeletal survey has been for many years the gold standard to detect the occurrence of osteolytic lesions in patients with multiple myeloma (MM). However, the introduction of more sensitive imaging procedures has resulted in an updated anatomic and functional Durie and Salmon "plus" staging system and has remarkably ...
Freesmeyer Martin M Clinic of Nuclear Medicine, Jena University Hospital, Bachstrasse. 18, 07740, Jena, Germany, - - 2014
Benign thyroid diseases are widely common in western societies. However, the volumetry of the thyroid gland, especially when enlarged or abnormally formed, proves to be a challenge in clinical routine. The aim of this study was to develop a simple and rapid threshold-based isocontour extraction method for thyroid volumetry from ...
Goudsmedt Françis F Department of General Surgery, AZ Sint Jan Brugge-Oostende, Ruddershove 10, Brugge, Belgium, - - 2014
Even though internal hernia (IH) after a laparoscopic Roux-en-Y gastric bypass (LRYGB) is a well-known entity for bariatric surgeons and radiologists, accurate diagnosis remains difficult. The aim of this study was to evaluate the sensitivity and specificity of ten different CT findings in patients with a proven internal hernia after ...
Nayak Anjali B AB Department of Pediatrics, David Geffen School of Medicine, University of California at Los Angeles, Los Angeles, CA, 90095, USA, - - 2014
Exposure to gadolinium-based contrast agents (GBCA) in patients with chronic kidney disease (CKD) has been associated with the development of a potentially fatal disorder, nephrogenic systemic fibrosis (NSF). Although contrast-enhanced computed tomography (CT) is an alternative to magnetic resonance imaging (MRI), it carries the risk of radiation exposure and further ...
Taher Ali T AT American University of Beirut, Beirut, - - 2014
Liver iron concentration (LIC) assessment by magnetic resonance imaging (MRI) remains the gold standard to diagnose iron overload and guide iron chelation therapy in patients with non-transfusion-dependent thalassaemia (NTDT). However, limited access to MRI technology and expertise worldwide makes it practical to also use serum ferritin assessments. The THALASSA (assessment ...
Kottke Raimund R Department of Diagnostic Imaging, University Children's Hospital Zürich, - - 2014
Contrast-enhanced magnetic resonance imaging (MRI) is highly sensitive for assessing temporomandibular joint (TMJ) involvement in juvenile idiopathic arthritis (JIA), but only sparse data exist on normal TMJ appearance in children. To determine normal MRI appearance and enhancement pattern of pediatric TMJ as basis for diagnosing early arthritis. In 27 children ...
Rudmik Luke L Division of Otolaryngology-Head and Neck Surgery, Department of Surgery, University of Calgary, Calgary, Alberta, - - 2014
Idiopathic olfactory loss is a common clinical scenario encountered by otolaryngologists. While trying to allocate limited health care resources appropriately, the decision to obtain a magnetic resonance imaging (MRI) scan to investigate for a rare intracranial abnormality can be difficult. To evaluate the cost-effectiveness of ordering routine MRI in patients ...
Heidari Kamran K Department of Emergency Medicine, Loghman Hakim Hospital - - 2014
Abstract Primary objective: To identify if demographics, clinical and computed tomographic (CT) characteristics at first presentation and S100B concentrations at 3 and 6 hours after mild traumatic brain injury (MTBI) predict the development of post-concussion syndrome (PCS) after 1 month. Research design and methods: All consecutive MTBI patients (Glasgow Coma ...
Abdulrahman Yassir Y Trauma Surgery Section, Hamad General Hospital (HGH), P.O Box 3050, Doha, Qatar, - - 2014
The clinical significance of extended Focused Assessment with Sonography for Trauma (EFAST) for diagnosis of pneumothorax is not well defined. To investigate the utility of EFAST in blunt chest trauma (BCT) patients. A single blinded, prospective study. Participants: All patients admitted with BCT (2011-2013). Level 1 trauma center in Qatar. ...
Jaguszewski Milosz M Cardiology, University Heart Center, University Hospital Zurich, Switzerland, Raemistrasse 100, CH-8091, Zurich, - - 2014
Objectives: The aim of the study was to examine frequency, size and localization of peri-device leaks after percutaneous left atrial appendage(LAA)-closure with the AMPLATZER-Cardiac-Plug (ACP) by using a multimodal imaging approach, i.e. combined cardiac-CT and TEE follow-up. Background: Catheter-based LAA-occlusion using ACP aims to reduce the risk of stroke in ...
Martin Jon J Bradford Royal Infirmary, Bradford, - - 2014
PET with computed tomography (PET-CT) is an important imaging modality in the assessment of patients with cancer. The glucose analogue fluorine-18 2'-fluorodeoxyglucose (F-FDG) is a commonly used tracer in PET-CT. As we serve a diverse population with a high prevalence of diabetes mellitus (DM) and malignant disease, we wished to ...
Dachs Robert J RJ Department of Emergency Medicine, Ellis Hospital, 1011 Nott Street, Schenectady, NY, 12308, USA, - - 2014
Rising utilization of computed tomography (CT) imaging early in the course of acute pancreatitis (AP) has been recently reported. However, radiographic demonstration of the degree of necrosis or the presence of complications is not fully apparent within the first days of an acute attack. The objective of this study was ...
van der Valk Fleur M FM Department of Vascular Medicine, Academic Medical Center, Amsterdam, the - - 2014
Understanding how leukocytes impact atherogenesis contributes critically to our concept of atherosclerosis development and the identification of potential therapeutic targets. The study evaluates an in vivo imaging approach to visualize peripheral blood mononuclear cell (PBMC) accumulation in atherosclerotic lesions of cardiovascular (CV) patients using hybrid single-photon emission computed tomography/computed tomography (SPECT/CT). ...
De Bonis Michele M From the Department of Cardiac Surgery, IRCCS San Raffaele Scientific Institute, Milan, Italy (M.D.B., E.L., G.L.C., N.B., F.P., M.C., T.N., O.A.); Department of Cardiac Surgery, University Hospital of Zurich, Zurich, Switzerland (F.M.); and Department of Cardiac Surgery, S. Croce Hospital, Cuneo, Italy (F.B.). - - 2014
To assess the long-term results of the edge-to-edge mitral repair performed without annuloplasty in degenerative mitral regurgitation (MR). From 1993 to 2002, 61 patients with degenerative MR were treated with an isolated edge-to-edge suture without any annuloplasty. Annuloplasty was omitted in 36 patients because of heavy annular calcification and in ...
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