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Mantatzis Michalis M Department of Radiology, University Hospital of Alexandroupolis, Democritus University of Thrace, Dragana, Alexandroupolis 68100, Greece. Electronic address: - - 2014
To introduce a simple magnetic resonance imaging (MRI) protocol for quantitative assessment of intraperitoneal, retroperitoneal, and subcutaneous adipose tissue (AT) and to compare AT distribution between diabetic and nondiabetic individuals. Thirty-eight consecutive male diabetic patients (group A) and 38 males (who matched for body mass index [BMI]) without metabolic syndrome ...
Deruddere Kirsten J KJ Advanced Vetcare, Kensington, - - 2014
To describe the normal anatomy of the soft tissues of the canine tarsus as identified on computed tomography (CT) and magnetic resonance imaging (MRI) and to evaluate specific MRI sequences and planes for observing structures of diagnostic interest. Prospective descriptive study. Canine cadavers (n = 3). A frozen cadaver pelvic limb was ...
Kim Mimi M From the Departments of *Radiology, †Orthopaedic Surgery, and ‡Anatomy and Cell Biology, Hanyang University Seoul Hospital, Korea; §Department of Pathology, National Police Hospital, Seoul, - - 2014
The purposes of our study were to analyze magnetic resonance imaging (MRI) and cadaveric findings concerning the medial synovial fold of the posterior cruciate ligament (PCL) and to classify the types of fold according to anatomic location. Two musculoskeletal radiologists reviewed MR images of 17 cadaveric knees to classify the ...
Jeong Shin Young SY Department of Nuclear Medicine, Kyungpook National University Medical Center and School of Medicine, Daegu, - - 2014
This study aimed to determine which thyroid cancer patients would benefit from SPECT/CT in addition to whole-body planar scintigraphy (RxWBS) for the detection and characterization of I-131 focal uptake after first ablation. Neck and thoracic SPECT/CT was performed in 187 patients with I-131 focal uptake suggestive of remnant thyroid tissue ...
Morassi Lambros G LG 3rd Department of Orthopaedic Surgery, University of Athens, KAT Hospital, Athens, - - 2014
Objectives Osteoid osteoma accounts for approximately 10 to 12% of all benign bone tumors and 3% of all bone tumors. Spinal involvement appears in 10 to 25% of all cases. The purpose of this study was to evaluate the safety and efficacy of CT-guided radiofrequency ablation in the treatment of ...
Ternifi Redouane R 1] UMR Inserm U930 Imagerie et Cerveau, Tours, France [2] Université François Rabelais de Tours, Tours, - - 2014
White-matter hyperintensity (WMH) is frequently seen in magnetic resonance imaging (MRI), but the complete physiopathology of WMH remains to be elucidated. In this study, we sought to determine whether there is an association between the maximum brain tissue displacement (maxBTD), as assessed by ultrasound, and the WMH, as observed by ...
Harnof Sagi S Department of Neurosurgery, Sheba Medical Center, Tel-Hashomer, Israel. Electronic address: - - 2014
Because of the paucity of effective treatments for intracranial hemorrhage (ICH), the mortality rate remains at 40%-60%. A novel application of magnetic resonance-guided focused ultrasound (MRgFUS) for ICH may offer an alternative noninvasive treatment through the precise delivery of FUS under real-time MR imaging (MRI) guidance. The purpose of the ...
Guo Yang Y Department of Radiology, Northwestern University Feinberg School of Medicine, NMH/Arkes Family Pavilion Suite 800, 676 N Saint Clair, Chicago, IL, 60611, - - 2014
Elastography is a non-invasive method to quantify fibrosis based on tissue mechanical properties. We performed a meta-analysis to assess the diagnostic accuracy of two such techniques: Acoustic Radiation Force Impulse Imaging (ARFI) or Magnetic Resonance Elastography (MRE) for staging hepatic fibrosis. Literature databases were searched until June 2013. Inclusion criteria ...
Macura Slobodan S Department of Biochemistry and Molecular Biology, Mayo Clinic, Rochester, Minnesota, - - 2014
Archived formalin-fixed paraffin-embedded (FFPE) tissue collections represent a valuable informational resource for numerous studies. However, there is no NMR signal from FFPE specimens at room temperature. To obtain MR images and enable comparison of magnetic resonance microscopy (MRM) and histology studies we propose to image FFPE tissue at elevated temperature. ...
Zhang Mengqi M Department of Neurology, Xiangya Hospital, Central South University, Changsha, Hunan 410008, People's Republic of - - 2014
Objectives: Identifying morphological changes that occur in microvessels under both normal and ischemic conditions is crucial for understanding and treating stroke. However, conventional imaging techniques are not able to detect microvessels on a micron or sub-micron scale without angiography. In the present study, synchrotron radiation (SR)-based X-rays in-line phase contrast ...
Romanzetti Sandro S Institute of Neuroscience and Medicine - 4, Forschungszentrum Juelich, Juelich, Germany. Electronic address: - - 2014
Sodium is the second most abundant MR-active nucleus in the human body and is of fundamental importance for the function of cells. Previous studies have shown that many pathophysiological conditions induce an increase of the average tissue sodium concentration. To date, several MR sequences have been used to measure sodium. ...
Le Bihan Denis D NeuroSpin, CEA Saclay-Center, Gif-sur-Yvette, - - 2014
Diffusion MRI has been used worldwide to produce images of brain tissue structure and connectivity, in the normal and diseased brain. Diffusion MRI has revolutionized the management of acute brain ischemia (stroke), saving life of many patients and sparing them significant disabilities. In addition to stroke, diffusion MRI is now ...
Briggs K K Steadman Philippon Research Institute, Vail, - - 2014
Professional snowboarders are exposed to repetitive high-impact loading on a daily basis throughout their competitive and training careers. The purpose of this study was to determine the prevalence of ankle derangements on magnetic resonance imaging (MRI) in asymptomatic professional snowboarding athletes. We hypothesized that elite snowboarders with asymptomatic ankles would ...
Maroldi Roberto R Department of Radiology, University of Brescia, Brescia, - - 2014
This review summarizes the most recent experiences on the integration of magnetic resonance in assessing the local extent of laryngeal cancer and detecting submucosal recurrences. Advances in magnetic resonance have been characterized by the development of technical solutions that shorten the acquisition time, thereby reducing motion artifacts, and increase the ...
Khuu Anthony A Department of Radiology, University of Michigan, Taubman Center, Room 2910Q, 1500 E Medical Center Dr, Ann Arbor, MI 48109-5326 USA. - - 2014
Objectives- The purpose of this study was to evaluate the imaging features of nodular fasciitis on sonography and magnetic resonance imaging (MRI). Methods- A retrospective search of the radiologic and pathologic databases over the past 10 years for the diagnosis of nodular fasciitis was performed. Sonographic and MRI features were ...
Zhang Lizhi L Department of Radiology, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, P.R. - - 2014
Ectopia of the pancreatic tissue is a developmental anomaly found in ~2% of all autopsies, and 70~90% of these anomalies are located in the gastrointestinal tract. Mediastinal localization of an ectopic pancreas is extremely rare. Herein, we report two cases with mediastinal ectopic pancreas clarified by pathology and shown by ...
Ulaner Gary A GA 1 Department of Radiology, Memorial Sloan-Kettering Cancer Center, 430 E 67th St, New York, - - 2014
OBJECTIVE. The purpose of this study was to determine whether methylene diphosphonate (MDP) bone scans are necessary during initial staging in patients with Ewing sarcoma (ES) in whom (18)F-FDG PET/CT is performed. MATERIALS AND METHODS. A retrospective review was performed of patients who underwent FDG PET/CT and MDP bone scan ...
Klumpp B B Diagnostic and Interventional Radiology, Eberhard-Karls-University - - 2014
Purpose: In patients with peritoneal carcinomatosis (PC), cytoreductive surgery combined with hyperthermic intraperitoneal chemotherapy (HIPEC) is an evolving therapeutic approach with curative intention. The differentiation between posttherapeutic findings after HIPEC and relapse of PC is challenging. We evaluated the diagnostic value of F-18-FDG-PET/CT in patients with relapse of PC after ...
Kishi Erin N EN Department of Small Animal Clinical Sciences (Kishi, Bacon) and Department of Infectious Diseases and Pathology (Abbott), College of Veterinary Medicine, University of Florida, 2015 SW 16th Avenue, Gainesville, Florida 32608, USA; Department of Anatomy and Radiology, College of Veterinary Medicine, University of Georgia, 501 DW Brooks Drive, Athens, Georgia 30602, USA - - 2014
A 12-year-old dachshund dog was presented for persistent hypercalcemia and hyperparathyroidism despite bilateral parathyroidectomy. Magnetic resonance imaging of the head, neck, and cranial mediastinum identified an increased number of cranial mediastinal lymph nodes with heterogeneous signal intensity. Hypercalcemia and hyperparathyroidism resolved after surgery to remove multiple cranial mediastinal lymph nodes, ...
van Elmpt Wouter W 1 Department of Radiation Oncology (MAASTRO), 2 Department of Radiology, GROW, School for Oncology and Developmental Biology, Maastricht University Medical Centre, Maastricht, The Netherlands ; 3 Radiation Oncology, University Hospitals Leuven/KU Leuven, Leuven, - - 2014
Imaging techniques for the characterization and delineation of primary lung tumours and lymph nodes are a prerequisite for adequate radiotherapy. Numerous imaging modalities have been proposed for this purpose, but only computed tomography (CT) and FDG-PET have been implemented in clinical routine. Hypoxia PET, dynamic contrast-enhanced CT (DCE-CT), dual energy ...
Kyle Stuart S School of Medicine, University of Leeds, Leeds, LS2 9JT, - - 2014
Over the years, nanotechnology has greatly developed, moving from careful design strategies and synthesis of novel nanostructures to producing them for specific medical and biological applications. The use of nanotechnology in diagnostics, drug delivery, and tissue engineering holds great promise for the treatment of stroke in the future. Nanoparticles are ...
Warnock Jennifer J JJ Department of Clinical Sciences, College of Veterinary Medicine, Oregon State University, Corvallis, - - 2014
To evaluate volume of extra-articular fluid egress and complications associated with 2 fluid ingress/egress techniques for stifle arthroscopy. Ex vivo study. Canine cadavers (n = 14). Four cadavers (8 stifles) were used to validate 3D computed tomographic (CT) methods to quantify stifle joint intra- and extra-articular volumes of iodinated contrast medium. Ten ...
Petibon Yoann Y Center for Advanced Medical Imaging Sciences, Division of Nuclear Medicine and Molecular Imaging, Department of Imaging, Massachusetts General Hospital, Boston, Massachusetts - - 2014
Respiratory motion and partial-volume effects are the two main sources of image degradation in whole-body PET imaging. Simultaneous PET-MR allows measurement of respiratory motion using MRI while collecting PET events. Improved PET images may be obtained by modeling respiratory motion and point spread function (PSF) within the PET iterative reconstruction ...
Zbojniewicz Andrew M AM Department of Radiology, Cincinnati Children's Hospital Medical Center, University of Cincinnati College of Medicine, 3333 Burnet Avenue, Cincinnati, OH 45229, USA. Electronic address: - - 2014
Osteochondritis dissecans (OCD) can affect both adults and children, however the imaging characteristics and significance of imaging findings can differ in the juvenile subset with open physes. Radiography and magnetic resonance imaging (MRI) are the primary modalities used to aid in diagnosis, to define a treatment plan, to monitor progress, ...
Potesil Vaclav - - 2014
The goal of this work is to reliably and accurately localize anatomical landmarks in 3-D computed tomography scans, particularly for the deformable registration of whole-body scans, which show huge variation in posture, and the spatial distribution of anatomical features. Parts-based graphical models (GM) have shown attractive properties for this task ...
Thang Sue Ping SP Department of Nuclear Medicine and PET, Singapore General Hospital, Singapore, - - 2014
This article provides a brief overview of the current state of hybrid single-photon emission computed tomography/computer tomography (SPECT/CT) imaging in musculoskeletal infections. SPECT/CT imaging, compared with conventional planar study and SPECT alone, provides improved anatomic localization of infection and more accurate delineation of the extent of infection. This article emphasizes ...
Lee In Sook IS Department of Diagnostic Radiology, Pusan National University Hospital, Medical Research Institute, Busan, - - 2014
To overcome each limitation of morphological and functional imaging procedures, hybrid imaging systems have been developed and introduced into clinical routine. It has been increasingly discussed whether magnetic resonance imaging (MRI) might be an appropriate alternative for computed tomography (CT). The major advantage of positron emission tomography (PET)/MR consists of ...
Campbell Naomi N From the *Department of Radiology, Center for Biomedical Imaging, NYU Langone Medical Center, New York, NY; and †Department of Radiology and ‡Advanced Imaging Research Center, UT Southwestern Medical Center, Dallas, - - 2014
Renal cell carcinoma (RCC) is most commonly diagnosed as an incidental finding on cross-sectional imaging and represents a significant clinical challenge. Although most patients have a surgically curable lesion at the time of diagnosis, the variability in the biologic behavior of the different histologic subtypes and tumor grade of RCC, ...
Bhojwani Nicholas N From the *Department of Radiology, University Hospitals Case Medical Center; †Case Western Reserve University School of Medicine; and ‡Department of Radiology, Section of Nuclear Medicine, University Hospitals Case Medical Center, Cleveland, - - 2014
A 52-year-old man presented to the emergency department with a 3-day history of fevers and left flank pain radiating to the chest and neck. Total WBC count was 20,000/uL. Abdominal CT demonstrated small bibasilar pleural effusions. Because of persistent leukocytosis, an In WBC scintigram was ordered 5 days after admission, ...
Lyerly Michael J MJ Stroke Center, Department of Neurology, University of Alabama at Birmingham, Birmingham, Alabama; Birmingham Veterans Administration Medical Center, Birmingham, Alabama. Electronic address: - - 2014
Prior stroke within 3 months excludes patients from thrombolysis; however, patients may have computed tomography (CT) evidence of prior infarct, often of unknown time of origin. We aimed to determine if the presence of a previous infarct on pretreatment CT is a predictor of hemorrhagic complications and functional outcomes after the ...
Saba Luca L Department of Radiology, Azienda Ospedaliero Universitaria (A.O.U.), Monserrato, - - 2014
Several imaging options are available today to diagnose endometriosis. Currently, the two techniques most used are sonography and magnetic resonance imaging (MRI). Three-dimensional (3D) sonography has proved to be particularly sensitive in the diagnosis of endometriosis. In recent years, MRI has emerged as a high reproducible method to explore endometriosis; ...
Sarkar S N SN From the Department of Radiology (S.N.S., R.R., D.L.T., D.B.H., R.A.B., J.S.) and Division of Neurosurgery (E.P., R.L.A.), Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, - - 2014
Fast spin-echo short τ inversion recovery sequences have been very useful for MR imaging-guided deep brain stimulation procedures in Parkinson disease. However, high-quality fast spin-echo imaging deposits significant heat, exceeding FDA-approved limits when patients already have undergone deep brain stimulation and need a second one or a routine brain MR ...
Maldjian Catherine C Department of Radiology, University of Pittsburgh Medical Center, Pittsburgh, PA, USA, - - 2014
Idiopathic brain herniation caused by a focal dural defect can be confused for a mass or post-traumatic herniation. The prevalence of idiopathic brain herniation has never been described. We sought to ascertain the prevalence of idiopathic cuneate gyrus herniation in a general emergency room (ER) population on computed tomography (CT) ...
Budhram Gavin R GR Department of Emergency Medicine, Tufts University School of Medicine, Baystate Medical Center, Springfield, - - 2014
Soft tissue injury with a retained foreign body (FB) is a common emergency department (ED) complaint. Detection and precise localization of these foreign bodies is often difficult with traditional plain radiographic imaging or computed tomography (CT). We present three cases in which bedside ultrasound was used to identify and guide ...
Bahrs S D SD Department of Diagnostic and Interventional Radiology, University Hospital Tuebingen, Germany. Electronic address: - - 2014
To evaluate whether another contrast-enhanced (CE) magnetic resonance imaging (MRI) examination 24-48 h after MRI-guided vacuum-assisted breast biopsy (MRI-VAB) can reduce the rate of false-negative cases. The study included 252 patients who underwent MRI-VAB for the clarification of 299 lesions. The success of MRI-VAB was assessed at interventional MRI and another ...
Weiss Marcel M Cognitive Science Center Amsterdam, University of Amsterdam, Nieuwe Achtergracht 129, 1018 WS, Amsterdam, The - - 2014
In this paper, we describe a novel processing strategy for the spatial normalization of ultrahigh resolution magnetic resonance imaging (MRI) data of small ex vivo samples into MNI standard space. We present a multistage scanning and registration method for data of the subthalamic nucleus (STN) obtained using ultrahigh 7 T MRI ...
Nam Denis D Department of Orthopedic Surgery, Washington University School of Medicine/Barnes-Jewish Hospital, St Louis, MO, USA, - - 2014
Adverse tissue reactions are known to occur after total hip arthroplasty using both conventional and metal-on-metal (MoM) bearings and after MoM hip resurfacing arthroplasty (SRA). A variety of imaging tools, including ultrasound (US), CT, and MRI, have been used to diagnose problems associated with wear after MoM hip arthroplasty and ...
Mohajerani Pouyan - - 2014
The implementation of hybrid fluorescence molecular tomography (FMT) and X-ray computed tomography (CT) has been shown to be a necessary development, not only for combining anatomical with functional and molecular contrast, but also for generating optical images of high fidelity and quantification accuracy. FMT affords highly sensitive three-dimensional imaging of ...
Sevcenco S S Medical University of Vienna, Dept. of Urology, Waehringer Gürtel 18-20, 1090 Vienna, Austria. Electronic address: - - 2014
To investigate utility and limitations of 3-Tesla diffusion-weighted (DW) magnetic resonance imaging (MRI) for differentiation of benign versus malignant renal lesions and renal cell carcinoma (RCC) subtypes. Sixty patients with 71 renal lesions underwent 3 Tesla DW-MRI of the kidney before diagnostic tissue confirmation. The images were retrospectively evaluated blinded ...
Luong Dien Hung DH Department of PM&R, Montreal University, Montreal, Canada, - - 2014
Disorders of the flexor carpi radialis tendon (FCRt) are often missed even though they are a relatively frequent cause of volar radial wrist pain. They can manifest as tenosynovitis, tendinopathy, synovial sheath cysts with or without scaphoid-trapezoid-trapezium (STT) joint pathology, and partial or complete rupture. Because FCRt disorders often present ...
Kanawaku Yoshimasa Y Department of Forensic Medicine, National Defense Medical College, 3-2 Namiki, Tokorozawa, Saitama 359-8513, Japan; Tokyo Medical Examiner Office, 4-21-18 Otsuka, Bunkyo-ku, Tokyo 112-0012, Japan. Electronic address: - - 2014
The purpose of this investigation was to compare magnetization-prepared rapid gradient echo (MP-RAGE) images with T1-weighted images (T1WI) and T2-weighted images (T1W2) of postmortem brain tissue fixed by admixtures of formalin and gadoteridol. We additionally sought to explore the feasibility of using fixed brain magnetic resonance imaging (MRIs) in forensic ...
Dreizin David D From the *Department of Radiology and Nuclear Medicine, University of Maryland School of Medicine, Baltimore, MD; †University of Miami Miller School of Medicine, Jackson Memorial Hospital, Miami, FL; ‡Department of Radiology, George Washington School of Medicine and Health Science, Washington, - - 2014
Accessory liver tissue is a rare but probably underreported entity that may harbor the same spectrum of pathology as that of the parent organ. The rarity and aberrant locations of such lesions cause confusion and may lower diagnostic confidence despite otherwise classic radiographic appearances. Focal nodular hyperplasia (FNH) is the ...
Delso Gaspar G GE Healthcare, Waukesha, - - 2014
Ultrashort-echo-time (UTE) sequences have been proposed in the past for MR-based attenuation correction of PET data, because of their ability to image cortical bone. In the present work we assessed the limitations of dual-echo UTE imaging for bone segmentation in head and neck imaging. Sequentially acquired MR and PET/CT clinical ...
Chronaiou Ioanna I Radiography Department, Faculty of Technology (AFT), Sør-Trøndelag University College (HiST) , Trondheim , - - 2014
Magnetic resonance (MR) modalities are routine imaging tools in the diagnosis and management of gliomas. MR spectroscopic imaging (MRSI), which relies on the metabolic characteristics of tissues, has been developed to accelerate the understanding of gliomas and to aid in effective clinical decision making and development of targeted therapies. In ...
Ciurea Me M Department of Plastic and Reconstructive Surgery, Craiova University of Medicine and - - 2014
Sinusoidal hemangioma is a rare type of cavernous hemangioma with different clinico-pathological aspects. They are usually localized in the extremities with interest in the subcutaneous layer. The new imaging techniques play an important role in diagnosis, evaluation and follow-up of these types of tumors. We describe the case of a ...
Ono Hiromi H Department of Radiology, Gifu University School of Medicine, 1-1 Yanagido, Gifu, 501-1194, Japan, - - 2014
A 69-year-old postmenopausal female with a spontaneously occurring uterine pyomyoma was described with emphasis on the MR imaging findings. On unenhanced T1- and T2-weighted MR images, a huge mottled mass suspected to contain blood products, necrotic tissue, or purulent or viscous fluid was demonstrated within anterior myometrial wall of uterine ...
Tuna Ibrahim S IS Department of Radiology, Children's Hospital of Wisconsin, Medical College of Wisconsin, 9000 West, Wisconsin Avenue, Milwaukee, WI, 53226, USA, - - 2014
In the evaluation of renal vessels, the accepted diagnostic gold standard digital subtraction angiography is now being challenged by state of the art CT and MR imaging. Currently in many centers, cross-sectional imaging modalities are being used as a first line diagnostic tool to evaluate arterial and venous system of ...
Zhao Fang F From the Shandong Medical Imaging Research Institute, Shandong University, Jinan, Shandong, China (F.Z.); and Russell H. Morgan Department of Radiology and Radiological Science, The Johns Hopkins Medical Institutions, 601 N Caroline St, Baltimore, MD 21287 (S.A., S.J.F., K.L.W., E.A.M., J.A.C., - - 2014
Purpose To identify the magnetic resonance (MR) imaging features that can be used to differentiate high-grade from low-grade soft-tissue sarcoma (STS). Materials and Methods Institutional review board approval was obtained, and informed consent was waived. Patients with STS who had undergone MR imaging with T1-weighted, T2-weighted, and contrast material-enhanced sequences ...
Chen Yu-Wen YW Department of Chemistry and Biochemistry, National Chung Cheng University, Min-Hsiung Township Chiayi, - - 2014
The goal of this study is to develop novel MR contrast by frequency lock-in technique. An electronic feedback device that can control the frequency and bandwidth of the feedback RF field is presented. In this study, the effects of lock-in suppressed imaging are discussed both theoretically and experimentally. Two important ...
Kis Dávid D 1Department of Neurosurgery, 2Department of Neurology, 3International Clinical Research Center, St. Anne's University Hospital Brno, Brno, Czech Republic 4Euromedic Diagnostics Hungary Ltd., Budapest, Hungary 5Department of Radiology, Albert Szent-Györgyi Clinical Center, University of Szeged, Szeged, - - 2014
Thalamic gliomas represent a great challenge for neurosurgeons, because of the high surgical risk of damaging the surrounding anatomy. Preoperative planning may considerably help the surgeon find the most ideal operative trajectory, avoiding thalamic nuclei and important white matter pathways adjacent to the tumor tissue. Thalamic segmentation is a promising ...
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