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Peng Tiffany T Department of Otolaryngology-Head and Neck Surgery, Weill Cornell Medical College, New York, New York, - - 2014
To investigate the mechanics of circular breathing using cine magnetic resonance imaging (cMRI). Pilot study. Eight musicians were asked to sustain a note by circular breathing while being studied inside a Siemens Trio 3T magnetic resonance imaging scanner. Subjects were imaged in the midsagittal plane using an innovative T1-weighted cMRI. ...
Farshad-Amacker Nadja A NA MRI Radiology Department, Hospital for Special Surgery, New York, - - 2014
Anatomical landmarks and their relation to the lumbar vertebrae are well described in subjects with normal spine anatomy, but not for subjects with lumbosacral transitional vertebra (LSTV), in whom correct numbering of the vertebrae is challenging and can lead to wrong-level treatment. The aim of this study was to quantify ...
Salmina Cinzia C *Department of Otorhinolaryngology, Head and Neck Surgery; †Department of Diagnostic and Interventional Neuroradiology; and ‡Department of Psychiatric Neurophysiology, University Hospital of Psychiatry, Inselspital Bern, - - 2014
We report the first findings of functional magnetic resonance imaging of the auditory cortex in a young woman with a bilateral cochleovestibular deficit as first manifestation of Brown-Vialetto-Van Leare syndrome. The patient had no open speech discrimination, even with hearing aids, and is depending on lip reading for communication. To ...
Sasai Hiroshi - - 2014
BackgroundThe aim of this study was to investigate the use of a newly developed micro-computed tomography (micro-CT) system for the diagnosis of oral pathologies in small animals, using the rabbit as a model. The diagnosis of dental diseases in rabbits is usually based on oral endoscopy and radiographic imaging, but ...
Valenzuela David M DM Department of Radiology and Biomedical Imaging, University of California, San Francisco, 505 Parnassus Avenue, San Francisco, CA 94143-0628, - - 2014
Intraluminal procedures for the gastrointestinal tract range from simple intubation for feeding or bowel decompression to endoscopic procedures including stenting and pancreatobiliary ductal catheterization. Each of these procedures and interventions carries a risk of iatrogenic injury, including bleeding, perforation, infection, adhesions, and obstruction. An understanding of how anatomy and function ...
Lee Namsoon N Haemaru Referral Animal Hospital, Seongnam, Gyeonggi-do, 463-050, Republic of Korea (Lee, M. Choi, Keh, Oh, Seo, H. Choi, Kim); College of Veterinary Medicine and the Research Institute for Veterinary Science, Seoul National University, Seoul, 151-742, Republic of Korea - - 2014
An 8-month-old cat was presented with bilateral hydronephrosis. Bilateral ureteral obstructions were identified by diagnostic imaging and confirmed by necropsy. Histopathologic findings revealed polypoid transitional epithelial hyperplasia with chronic lymphoplasmacytic inflammation. This report documents congenital ureteral strictures as a cause of ureteral obstruction in a young cat.
Kaur S - - 2014
Background and Aims: The oropharyngeal (OP) and nasopharyngeal structures seems to play roles in the development of the dentofacial complex. Soft palate as a part of nasopharyngeal and OP apparatus has an important role in phonation, deglutition and respiration. The aim of this study was to find whether any correlation ...
Marchioni Daniele D Otolaryngology Department, University Hospital of Modena, Via del Pozzo 71, 41100, Modena, - - 2014
To evaluate the morphology of the sinus tympani (ST) based on computed tomography (CT) scans (axial view), describing the findings in a cohort of 148 patients (296 ears), and classifying the prevalence according to our ST classification. To evaluate the surgical prevalence based on the type of ST. To calculate ...
Guo LingFei L Department of Radiology, Xuanwu Hospital Capital Medical University, Beijing, PR China; Shandong Medical Imaging Research Institute, Shandong University, Jinan, PR - - 2014
We employed non-invasive pseudo-continuous arterial spin labeling (pCASL) to quantify cerebral blood flow (CBF) in infarcted and nearby neural regions in patients with acute ischemic stroke (AIS) and chronic lacunar stroke (CLS). The results were compared with CBF in healthy individuals. AIS and CLS patients were imaged with ASL, diffusion-weighted ...
Campbell Scot E SE Department of Radiology, Landstuhl Regional Medical Center, CMR 402, Box 966 APO,, AE 09180 Landstuhl, Rhineland-Pfalz - - 2014
A high signal intensity cleft between the labrum and articular cartilage of the posterior glenoid is commonly visible on MRI and has been suggested to be anatomic variation [3, 10, 23]. The association of a posterior cleft with variations in glenoid morphology or with shoulder instability is unknown. The purposes ...
De Vis Jill B JB Department of Radiology, University Medical Center Utrecht, HP E 01.132, P.O. Box 85500, 3508 GA, Utrecht, The Netherlands, - - 2014
Hyperperfusion may be related to outcome in neonates with hypoxic-ischemic encephalopathy (HIE). The purpose of this study was to evaluate whether arterial spin labelling (ASL) perfusion is associated with outcome in neonates with HIE and to compare the predictive value of ASL MRI to known MRI predictive markers. Twenty-eight neonates ...
Cai Ming-Yan MY Endoscopy Center and Endoscopy Research Institute, Zhongshan Hospital, Fudan University, Shanghai, - - 2014
Peroral endoscopic myotomy (POEM) is a promising new endoscopic method for the treatment of achalasia. The aim of this study was to analyze the value of routine postoperative CT of the chest to detect POEM-associated adverse events. Single-center, retrospective study. Tertiary care center. Between August 2010 and July 2012, 428 ...
Sherman Stuart S Indiana University School of Medicine, Indianapolis, IN, USA. Electronic address: - - 2014
& aims: Administration of secretin improves noninvasive imaging of the pancreatic duct with magnetic resonance cholangiopancreatography (MRCP). We performed a large prospective study to investigate whether synthetic human secretin (RG1068)-stimulated MRCP detects pancreatic duct abnormalities with higher levels of sensitivity than MRCP. We performed a phase 3, multicenter, baseline-controlled study ...
Silberstein Edward B EB Departments of Radiology and Medicine, University of Cincinnati Medical Center, Cincinnati, Ohio - - 2014
We studied the changing patterns of radiopharmaceutical use and the incidence of adverse events (AEs) to PET radiopharmaceuticals, non-PET radiopharmaceuticals, and adjunctive nonradioactive pharmaceuticals in nuclear medicine from 2007 to 2011. Fifteen academic institutions submitted quarterly reports of radiopharmaceutical use and AEs covering 2007-2011. 1,024,177 radiopharmaceutical administrations were monitored: 207,281 ...
Chazen J L JL From the Department of Radiology (J.L.C., J.E.L.), Weill Cornell Medical Center, New York, New York: Department of Radiology (J.F.T.), San Francisco General Hospital, San Francisco, California; and Department of Radiology and Biomedical Imaging (W.P.D.), University of California, San Francisco, San Francisco, California. - - 2014
CT myelography has historically been the test of choice for localization of CSF fistula in patients with spontaneous intracranial hypotension. This study evaluates the additional benefits of intrathecal gadolinium MR myelography in the detection of CSF leak. We performed a retrospective review of patients with spontaneous intracranial hypotension who underwent ...
Higgins John V JV Department of Internal Medicine, Mayo Clinic, Rochester, - - 2014
Abandoned cardiovascular implantable electronic device (CIED) leads remain a contraindication to magnetic resonance imaging (MRI) studies, largely due to in vitro data showing endocardial heating secondary to the radiofrequency field. We tested the hypothesis that abandoned CIED leads do not pose an increased risk of clinical harm for patients undergoing ...
Abtahi Seyed Mahdi SM Division of Abdominal Imaging and Interventional Radiology, Massachusetts General Hospital, 55 Fruit Street, White 270, Boston, MA 02114, - - 2014
Magnetic resonance (MR) imaging offers a noninvasive tool for diagnosis of primary and metastatic pelvic tumors. The diagnosis of a pelvic metastatic lesion implies an adverse prognosis and dictates the management strategies. Knowledge of normal MR imaging anatomy of the pelvis and the signal characteristics of normal and abnormal structures ...
Marks Alyce L - - 2014
Gadoxetate disodium (Gd-EOB-DTPA; gadolinium-ethoxybenzyl-diethylene triamine penta-acetic acid) is a newly developed paramagnetic contrast agent reported to have a high specificity for the hepatobiliary system in humans. The purpose of this prospective study was to describe effects of Gd-EOB-DTPA contrast administration on MRI characteristics of the liver in eight clinically healthy ...
Nishii Takashi T Department of Orthopaedic Medical Engineering, Osaka University Graduate School of Medicine, 2-2 Yamadaoka, Suita, Osaka 565-0871, - - 2014
There is increasing awareness of prevalence of adverse local tissue reaction (ALTR) surrounding metal-on-metal (MoM) and highly cross-linked polyethylene (HXLPE) bearings, and sensitive and simple screening modalities for ALTR are required. We examined reliability of ultrasound screening for ALTR in 131 hips of 105 patients who received both ultrasound and ...
Mehdi Elnur E Department of Radiology, Bezmialem Vakif University School of Medicine, Adnan Menderes blv, Fatih, Istanbul, Turkey, - - 2014
During the follow-up of recurrent pneumonia in a 9-month-old girl, rhinorrhea with discharge of a positional and intermittent nature was discovered. Radiological assessment was requested to detect any skull base openings and cerebrospinal fluid (CSF) leakage. T2-weighted MR cisternography showed bilateral inner ear dysplasia, communication of the internal auditory canal ...
Miyamoto Yukio Y 1 Department of Diagnostic Imaging, Jikei University Hospital, 3-19-18 Nishi-Shimbashi, Minato-ku, Tokyo 105-8471, - - 2014
OBJECTIVE. The objective of our study was to compare the efficacy of contrast-enhanced ultrasound (CEUS) using the ultrasound contrast agent Sonazoid (perflubutane) with unenhanced ultrasound and supplementary contrast-enhanced MRI in the differential diagnosis (benign vs malignant) of focal breast lesions. The safety of Sonazoid was also assessed in this study. ...
Miccò Maura M Department of Radiology, Memorial Sloan-Kettering Cancer Center, 1275 York Avenue, New York, NY 10065, United States. Electronic address: - - 2014
To determine the associations of quantitative parameters derived from multiphase contrast-enhanced magnetic resonance imaging (CE-MRI), diffusion-weighted (DW) MRI and 18F-fluorodeoxyglucose (18F-FDG) positron-emission tomography/computed tomography (PET/CT) with clinico-histopathological prognostic factors, disease-free survival (DFS) and overall survival (OS) in patients with cervical cancer. Our institutional review board approved this retrospective study of ...
Mehrizi Mehyar M Indiana University School of Medicine, Departments of - - 2014
Use of older contrast agents during radiologic imaging in patients with myasthenia gravis (MG) has been associated with increased myasthenic symptoms and adverse drug reactions (ADRs). The effects of newer contrast agents have not been determined. Retrospective review of imaging safety in MG was conducted. 354 imaging studies were analyzed. ...
Taylor-Brown F F Frances Taylor-Brown, The Royal Veterinary College, Hawkshead Lane, North Mymms, Hertfordshire, AL9 7TA, United Kingdom, Phone: +44 1707 666366, Fax: +44 1707 689384, E-mail: - - 2014
Objectives: To document the use of and to estimate the accuracy of magnetic resonance (MR) imaging for detection of late meniscal tears in dogs with cranial cruciate ligament injury treated with tibial tuberosity advancement (TTA). Methods: Medical records of dogs that had TTA followed by stifle MR imaging for suspected ...
Sydnor Ryan H RH Division of Vascular and Interventional Radiology, Duke University Medical Center, Durham, NC, - - 2014
To determine the prevalence and time-course of t-fastener migration after gastropexy deployment. We reviewed our procedural database for all percutaneous gastrostomy and gastrojejunostomy tube insertions performed over a 14-month period using a widely accepted t-fastener kit for gastropexy (Kimberly-Clark). Of 201 patients, 71 (41 males, 30 females; mean age, 56 ...
Kostakoglu Lale L Department of Radiology, Icahn School of Medicine at Mount Sinai, One Gustave Levy Place, Box 1141, New York, NY, 10029, USA, - - 2014
The management approach in Hodgkin's (HL) and high-grade non-Hodgkin's lymphomas (NHL) has shifted towards reducing the toxicity and long-term adverse effects associated with treatment while maintaining favorable outcomes in low-risk patients. The success of an individualized treatment strategy depends largely on accurate diagnostic tests both at staging and during therapy. ...
Yoshida Koichi K Department of Neurological Surgery, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, 2-5-1 Shikata-cho, Kita-ku, Okayama 700-8558, - - 2014
We describe a fatal case of glioblastoma multiforme that was induced by Gamma Knife radiosurgery (GKS; Elekta AB, Stockholm, Sweden) for an arteriovenous malformation (AVM). A 4-year-old girl presented with repeated convulsions. Imaging studies revealed an AVM located in the right thalamus. One year after initial symptoms, GKS was performed ...
Penzkofer Tobias T Department of Diagnostic and Interventional Radiology, RWTH Aachen University Hospital, Pauwelsstr. 30, Aachen, Germany, - - 2014
This study was designed to evaluate CO2 computed tomography angiography (CO2-CTA) of the iliac and lower limb arteries in patients with contraindications for iodinated contrast agent (ICA). Five patients with contraindications for ICA were examined using CO2-fluoroscopic enhanced angiography (CO2-FLA) and CO2-CTA using a high-pitch examination protocol. Objective (vessel diameter) ...
Wu Tai-Wei TW Center for Fetal and Neonatal Medicine and the USC Division of Neonatal Medicine, Department of Pediatrics, Children's Hospital Los Angeles, Los Angeles, CA, USA, - - 2014
Therapeutic hypothermia has become standard treatment for neonatal hypoxic-ischemic encephalopathy (HIE), with brain MRI commonly performed after the child has been rewarmed. However, early imaging during hypothermia might provide information important in designing clinical trials that refine and personalize therapeutic hypothermia. We tested a protocol to ensure safety and maintenance ...
Suehiro Kotaro K Division of Vascular Surgery, Department of Surgery and Clinical Science, Yamaguchi University Graduate School of Medicine, Ube, Yamaguchi, - - 2014
To investigate the safety and efficacy of a novel arm sleeve composed of a conventional arm sleeve extending to a wider area of the body. Five subjects with post-mastectomy upper extremity lymphedema, who had already been using their own arm sleeve, used a brand-new conventional arm sleeve for 2 weeks, ...
BekiesiƄska-Figatowska Monika M Department of Diagnostic Imaging, Institute of Mother and Child, Kasprzaka 17a, 02-211 Warsaw, - - 2014
Introduction: Cleft lip and/or palate is the most common congenital craniofacial anomaly. Ultrasonography plays a key role in the early diagnosis of this anomaly and is completed by MRI. The purpose of this paper is to present and summarize the experience in diagnosis of cleft lip/palate by means of MRI. ...
Ting Yong Han YH Department of Diagnostic Radiology, Tan Tock Seng Hospital, Singapore, - - 2014
Background Improvements in hepatobiliary surgical techniques, with increased usage of segmental and subsegmental resection, make accurate preoperative radiological assessment delineation of the liver segments ever more crucial. Conventionally, this is done by drawing imaginary straight planes along the portal and hepatic veins. We herein report a rare case of a ...
Muranjan Mamta M Department of Pediatrics, Seth G.S. Medical College & K.E.M. Hospital, Mumbai, - - 2014
A 5-year-old girl presented with a 3-month history of left side facial palsy, followed sequentially by purulent ear discharge, complete external ophthalmoplaegia and blurred vision. On clinical examination she was febrile with left-sided conductive hearing loss. She was clinically diagnosed to have chronic suppurative otitis media of the unsafe type ...
Choi Keum-Ju - - 2013
Whether right ventricular (RV) dilation on computerized tomography (RVD-CT) is a useful predictor for clinical outcomes of acute pulmonary embolism (PE) remains debatable. Furthermore, data regarding the best combination of prognostic markers for predicting the adverse outcome of PE are limited. The authors retrospectively reviewed 657 consecutive patients hospitalized at ...
van Nierop M M Department of Psychiatry and Psychology, School for Mental Health and Neuroscience, EURON, Maastricht University Medical Centre, Maastricht, the - - 2013
Based on theoretical considerations and animal studies, mediation of 'social defeat' (SD) in the association between childhood trauma (CT) and psychosis was investigated. Trained interviewers administered a structured interview assessing CT, psychotic experiences and other psychopathology in 6646 participants in the second Netherlands Mental Health Survey and Incidence Study (NEMESIS-2). ...
Azzouz Manal - - 2013
Prospective evaluation of frequency of late and very late adverse events in patients undergoing enhanced or unenhanced magnetic resonance imaging (MRI) or computed tomography (CT). The imaging procedure was performed according to the protocols of the department. All patients were contacted three days after their imaging procedure for occurrence of ...
Singh Sarabjeet - - 2013
Revolutionary developments in multidetector-row computed tomography (CT) scanner technology offer several advantages for imaging of cardiothoracic disorders. As a result, expanding applications of CT now account for >85 million CT examinations annually in the United States alone. Given the large number of CT examinations performed, concerns over increase in population-based ...
Das Indrajeet - - 2013
Right heart chamber enlargement can be caused by a diverse and heterogeneous group of conditions with highly varied clinical symptoms and signs. An appreciation of the pathophysiology, causes, and imaging features of right heart enlargement is paramount in recognizing and potentially ameliorating the development of right heart dysfunction or adverse ...
Rosenkrantz Andrew B - - 2013
OBJECTIVE. The purpose of this study was to compare findings at nongaussian diffusional kurtosis imaging and conventional diffusion-weighted MRI as markers of adverse pathologic outcomes among prostate cancer patients who are active surveillance candidates and choose to undergo prostatectomy. MATERIALS AND METHODS. Fifty-eight active surveillance candidates (prostate-specific antigen concentration, < ...
de Castro-Afonso Luis Henrique - - 2013
BACKGROUND: CAROTID ARTERY STENTING (CAS) HAS BECOME AN ALTERNATIVE TREATMENT FOR PATIENTS PRESENTING SYMPTOMATIC CAROTID ARTERY STENOSIS. THE IMPROVEMENT IN CLINICAL OUTCOMES WITH CAS HAS BEEN ASSOCIATED WITH THE DEVELOPMENT OF EMBOLIC PROTECTION DEVICES. THE TRIAL AIM IS TO COMPARE FLOW REVERSAL VERSUS FILTER PROTECTION DURING CAS THROUGH FEMORAL ACCESS.METHODS ...
Tang Gilbert H L - - 2013
We report a 52-year-old patient with a late presentation of a fistula that occurred after catheter ablation for atrial fibrillation. A secondary left atrial wall abscess was diagnosed by upper endoscopy and cardiac magnetic resonance imaging. Emergency operative repair was successful, with no adverse cardiac or gastrointestinal sequelae.
O'Brien John T - - 2013
Although their clinical significance has long been debated, it has now been well established, both from cross-sectional and longitudinal studies, that white matter lesions on magnetic resonance imaging are associated with a number of adverse outcomes, including cognitive impairment, functional disability, death, neurologic problems, and depression. Novel imaging methods now ...
Thomas Marianna S MS Departments of Radiology, Norfolk & Norwich University Hospitals NHS Trust, Norwich, - - 2013
Adverse reaction to metal debris is a relatively recently described and often a silent complication of metal-on-metal (MOM) total hip replacements (THR). The Norfolk & Norwich University Hospital has been performing metal artefact reduction (MARS) MRI for 8 years in a variety of different types of MOM THR. The aims of ...
Kharazmi Shervin A - - 2013
Administration of PO contrast within 2 hours before sedation for abdominal computed tomography (CT) is controversial because it violates American Society of Anesthesiologists guidelines that recommend 2 hours of fasting for clear fluids before sedation. This study aimed to review the administration of PO contrast for patients undergoing propofol sedation ...
Deibert Christopher P - - 2013
To retrospectively evaluate the clinical benefit and imaging response of bevacizumab when used to treat refractory adverse radiation effects (ARE) after stereotactic radiosurgery. Twenty-nine patients with brain tumors or vascular malformations developed clinical and/or imaging evidence of ARE after SRS and were treated using bevacizumab. Patients received an average dose ...
Tomoda Takeshi - - 2013
We report a case of a 47-year-old female patient with ceftriaxone (CTRX)-associated pseudolithiasis. CTRX was administered at a dosage of 2g/day for 8 days because of colonic diverticulitis. A routine abdominal computed tomography (CT) scan was performed to investigate the diverticulitis. However, the CT scan demonstrated stones and sludge in ...
Tuan J - - 2013
We report the initial toxicity data with scanned proton beams at the Italian National Center for Hadrontherapy (CNAO). In September 2011, CNAO commenced patient treatment with scanned proton beams within two prospective Phase II protocols approved by the Italian Health Ministry. Patients with chondrosarcoma or chordoma of the skull base ...
Kodali Santhisri - - 2013
With a burgeoning population, increases in life expectancy, and expanding indications, the number of patients with cardiac devices such as pacemakers and implantable cardioverter defibrillators continues to increase each year. A majority of these patients will develop an indication for magnetic resonance imaging (MRI) in their lifetime. MRIs have established ...
Taheri Morteza Sanei - - 2013
Hydatid disease (HD) may occur almost anywhere in the body. Despite their characteristic radiologic manifestations at times, they may enlarge and produce bizarre imaging features which make diagnosis challenging, particularly for those radiologists working in areas of low incidence. Plain radiography, ultrasonography, computed tomography, and magnetic resonance imaging may demonstrate ...
Miyazaki Yasuhiro - - 2013
PURPOSES: The purpose of this study was to evaluate the feasibility and safety of esophageal functional magnetic resonance imaging (fMRI) for the diagnosis of achalasia. METHODS: Eleven patients with suspected achalasia and three normal subjects underwent fMRI while swallowing clear liquid with original sequences; "T2-weighed single-shot fast spin-echo" and "Fast ...
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