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de Freitas Tertulino Franklin F Department of Diagnostic Imaging, Universidade Federal de São Paulo (UNIFESP), São Paulo, - - 2014
To test the use of diffusion-weighted magnetic resonance imaging (DW-MRI) to differentiate between different degrees of severity of acute pancreatitis (AP). Thirty-six patients who underwent DW-MRI and magnetic resonance cholangiopancreatography were divided into patients with mild AP (mAP, n = 15), patients with necrotizing AP (nAP, n = 8), and patients with a normal ...
Bolcaen Julie J Department of Nuclear Medicine, Ghent University Hospital, De Pintelaan 185, 9000, Ghent, - - 2014
Current glioblastoma (GB) small animal models for cranial radiation therapy (RT) use simple single beam technologies, which differ from the advanced conformal image-guided radiation techniques used in clinical practice. This technological disparity presents a major disadvantage for the development of new therapeutic approaches. Hence, we established a F98 GB rat ...
Maurea Simone S Simone Maurea, Pier Paolo Mainenti, Valeria Romeo, Carmine Mollica, Marco Salvatore, Medicina Nucleare e Radiologia, Dipartimento di Scienze Biomediche Avanzate, Università degli Studi di Napoli Federico II (UNINA), 80123 Napoli, - - 2014
To describe the role of nuclear imaging modalities using nor-cholesterol, metaiodobenzylguanidine (MIBG) and fluorine-deoxy-glucose (FDG) in adrenal tumors for lesion characterization in comparison with magnetic resonance (MR). Population was classified in group 1 consisting of 30 patients with non-hypersecreting unilateral adrenal masses, in group 2 consisting of 34 patients with ...
Koga Hiroyuki H Department of Pediatric General and Urogenital Surgery, Juntendo University School of Medicine, Tokyo, 113-8421, Japan, - - 2014
During retroperitoneoscopic renal surgery (RPRS), the open technique (OT) for trocar insertion is always associated with CO2 leakage around the first trocar, while the closed technique (CT) involves advancing an optical trocar into the retroperitoneal space (RS) under direct vision. We are the first to compare OT with CT. Forty-one ...
Fujita Nobuhiro N Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3-1-1 Maidashi, Higashi-ku, Fukuoka, 812-8582, - - 2014
To clarify the relationship between the biological behaviour of hepatocellular carcinomas (HCCs) and their signal intensity in the hepatobiliary phase of gadoxetic acid-enhanced MR imaging with a special focus on the signal heterogeneity. A total of 68 patients with 70 pathologically proven HCCs were enrolled. On the basis of the ...
Saini Sidharth S Department of Medical Imaging, St. Michael's Hospital and University of Toronto, Toronto, - - 2014
Objectives: To compare the degree of small bowel distension achieved by 3% sorbitol, a high osmolarity solution, and a psyllium based bulk fibre as oral contrast agents (OCAs) in magnetic resonance enterography (MRE). Methods: This retrospective study was approved by our institutional review board. A total of 45 consecutive normal ...
Togawa Jumpei J Department of Neurology, Otsu Red Cross Hospital, Otsu, - - 2014
Bilateral optic neuropathy with bilateral putaminal lesions may be caused by methanol or cyanide poisoning or mitochondrial disorders including Leber hereditary optic neuropathy and Leigh syndrome. We report the case of a 34-year-old Japanese man who developed bilateral visual loss 5 days after the development of gastrointestinal symptoms. Magnetic resonance ...
Lehar Frantisek F International Clinical Research Center, Department of Cardiovascular Disease, St. Anne's University Hospital in Brno and Faculty of Medicine, Masaryk University Brno, Czech - - 2014
Catheter ablation in the left atrium has become a common therapeutic strategy in the management of atrial fibrillation (AF). The high degree of success and safety profile of this procedure is dependent on precise knowledge of the true anatomy in the chamber. This information is imported mostly from cardiac computed ...
Phillips Justin J Department of Radiation Oncology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, 02114, - - 2014
Purpose: While four-dimensional computed tomography (4DCT) and deformable registration can be used to assess the dose delivered to regularly moving targets, there are few methods available for irregularly moving targets. 4DCT captures an idealized waveform, but human respiration during treatment is characterized by gradual baseline shifts and other deviations from ...
Chen Tai-Yuan TY Section of Neuroradiology, Department of Medical Imaging, Chi-Mei Medical Center, Tainan, Taiwan; Central Taiwan University of Science and Technology, Taichung, Taiwan; Chia Nan University of Pharmacy and Science, Tainan, Taiwan; Shu Zen College of Medicine and Management, Kaohsiung, - - 2014
Though diffusion-weighted (DW) magnetic resonance imaging (MRI) is useful for diagnosing many pathologies, its use in infectious spondylodiscitis is unclear. We aimed to evaluate the use of DW MRI and apparent diffusion coefficient (ADC) mapping for the diagnosis of infectious spondylodiscitis. In this retrospective study, 17 patients with confirmed infectious ...
Oehmigen Mark M Institute of Medical Physics, University of Erlangen-Nuremberg, Erlangen, Germany Erwin L. Hahn Institute for Magnetic Resonance Imaging, University of Duisburg-Essen, Essen, Germany High Field and Hybrid MR Imaging, University Hospital Essen, Essen, Germany - - 2014
With the replacement of ionizing CT by MR imaging, integrated PET/MR in selected clinical applications may reduce the overall patient radiation dose when compared with PET/CT. Further potential for radiotracer dose reduction, while maintaining PET image quality (IQ) in integrated PET/MR, may be achieved by increasing the PET acquisition duration ...
Kang Jun J Radiation Oncology Department, Abington Memorial Hospital, Philadelphia, Pennsylvania, and Radiation Oncology, University of Washington, Seattle, Washington; Department of Radiation Oncology and Molecular Radiation Sciences, Johns Hopkins University School of Medicine, Baltimore, - - 2014
Stereotactic radiation surgery (SRS) is one of the therapeutic modalities currently available to treat cerebral arteriovenous malformations (AVM). Conventionally, magnetic resonance imaging (MRI) and MR angiography (MRA) and digital subtraction angiography (DSA) are used in combination to identify the target volume for SRS treatment. The purpose of this study was to ...
Scottoni Federico F Department of Medical and Surgical Neonatology, Bambino Gesù Children's Hospital, Rome, Italy, - - 2014
Even if lumbar magnetic resonance imaging (MRI) is considered the gold standard in the diagnosis of occult spinal dysraphism (SD) in patients with anorectal malformations (ARMs), spinal ultrasound (US) performed up to 5 months of life have been largely used as a screening test. The aim of the present study was ...
Oldan Jorge J Department of Radiology, Mayo Clinic, 13400 E Shea Blvd, Scottsdale, AZ, 85259, - - 2014
We sought to determine whether dual-energy computed tomography (DECT) measurements correlate with positron emission tomography (PET) standardized uptake values (SUVs) in pancreatic adenocarcinoma, and to determine the optimal DECT imaging variables and modeling strategy to produce the highest correlation with maximum SUV (SUVmax). We reviewed 25 patients with unresectable pancreatic ...
Agrawal Kanhaiyalal K From the Departments of *Nuclear Medicine and PET, and †Endocrinology, Postgraduate Institute of Medical Education and Research, Chandigarh, - - 2014
Tumor-induced osteomalacia (TIO) is a rare paraneoplastic syndrome, usually caused by small benign mesenchymal tumors. The localization of these tumors is challenging, however, essential for the management. We compared the utility of F-FDG PET/CT and Ga DOTATATE PET/CT to detect the site of primary tumor in patients with suspicion of ...
Takeuchi Satoshi S Department of Nuclear Medicine, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd., Unit 1483, Houston, TX, 77030, USA, - - 2014
Adrenocortical carcinoma (ACC) is a rare and aggressive malignancy. Limited data are available about on value of (18)F-FDG PET/CT in ACC. We evaluated the impact of PET/CT on the management of ACC. We performed a retrospective review in patients with ACC who had undergone PET/CT. The impact of PET/CT on ...
Kuang Xiao-Yan XY School of Physics and Engineering, Sun Yat-sen University, Guangzhou, 510275, China. - - 2014
Multi-modal imaging based on multifunctional nanoparticles provides deep, non-invasive and highly sensitive imaging and is a promising alternative approach that can improve the sensitivity of early cancer diagnosis. In this study, two nanoparticles, TbPO4:Ce(3+) and TbPO4:Ce(3+)@TbPO4:Gd(3+), were synthesized via the citric-acid-mediated hydrothermal route, and then systematically characterized by means of ...
Chean Kooi-Yau KY Chean, MBBS (Aust), Dip Paeds (NZ), Dip Obstetrics (NZ), FRNZCGP(NZ) is a Family Physician, Penang General Hospital and Senior lecturer, Department of Family medicine, Penang Medical College, Penang, - - 2014
Case Jane, 11 years of age, presented to her general practitioner with fever, sore throat and painful ulcers on her lips (Figure 1). Two weeks earlier, she was admitted to the local hospital after having a second episode of afebrile seizure and was therefore started on carbamazepine CR 200 mg ...
Gallo Robert A RA Department of Orthopedics and Rehabilitation, Pennsylvania State University College of Medicine, Milton S. Hershey Medical Center, Hershey, Pennsylvania, U.S.A.. Electronic address: - - 2014
The purpose of this study was to evaluate the clinical outcomes and playing status of professional hockey players 4 years after they underwent bilateral magnetic resonance imaging (MRI) of asymptomatic hips. Twenty-one professional hockey players with no previous hip/groin pain underwent hip/pelvis MRI. Each MRI study was evaluated by 3 subspecialty-trained musculoskeletal ...
Yuki I I Neurosurgerey, The Jikei University Hospital, Tokyo, - - 2014
Stent assisted coil embolization recently became a common treatment strategy for the wide neck aneurysms. Normal digital subtraction angiography (DSA), however, does not allow visualization of the deployed stents. With a combination of novel Metal Artefact Removal software (MAR) and C-arm CT, the coil mass, stent, and contrast material can ...
Jagani M M Siemens Medical Solutions USA, Inc, Hoffman Estates, IL, - - 2014
In addition to stent-assisted coiling, endovascular treatment of intracranial aneurysms using flow diverters, like the Pipeline™ Embolization Device (PED), has become a viable treatment option. Visualization of the device after deployment or during routine follow-up imaging is important to assess expansion and vessel wall apposition. Currently, PEDs are visually assessed ...
Darie I I Neurosurgery, University of Illinois at Chicago, Chicago, IL, - - 2014
Angiogram negative subarachnoid haemorrhage (AN-SAH) account for about 15% of all non-traumatic SAH cases. In this paper we developed a new CT based grading system for distinguishing AN-SAH vs. aneurysmal SAH (a-SAH). A new CT grading classification was developed based on the Hijdra system. Patterns of SAH in 13 cisterns ...
Ibrahim Wael G WG From the *Department of Radiology and Imaging Sciences, National Institutes of Health (NIH) Clinical Center, Bethesda, MD; †Department of Radiology and Radiologic Sciences, Johns Hopkins University School of Medicine, Baltimore, MD; ‡National Institute of Diabetes and Digestive and Kidney Diseases; and §NIH Clinical Center, Bethesda, - - 2014
This study optimizes use of 3-T magnetic resonance imaging (MRI) to delineate coronary venous anatomy and compares 3-T MRI with multidetector computed tomography (MDCT) measurements. The study population included 37 consecutive subjects (22 men, 19-71 years old). Whole-heart contrast-enhanced MRI images at 3 T were acquired using segmented k-space gradient ...
Azizi Amel A Department of Radiology, University Hospital, 3 Boulevard Fleming, 25030, Besançon, - - 2014
To correlate the appearance of alveolar echinococcosis (AE) hepatic lesions in magnetic resonance imaging (MRI) as defined by Kodama, to the metabolic activity visualized in 18-fluoro-deoxyglucose positron emission tomography combined with computed tomography (PET/CT). Forty-two patients diagnosed with AE and who underwent both MRI and PET/CT were included. The forty-two ...
Tao Wen-Dan WD Stroke Division, Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Medical School, 330 Brookline Ave, Palmer 127, Boston, MA, 02115, - - 2014
Improved prognostication during the acute phase of intracerebral hemorrhage (ICH) could influence goals of care. We investigated the utility of diffusion tensor imaging (DTI)-derived data obtained during the acute phase of ICH in predicting outcome, compared with the ICH score. We measured fractional anisotropy (FA) values in 5 slices below ...
van Meer Belle L BL Department of Orthopedic Surgery, Erasmus MC, University Medical Center Rotterdam, The Netherlands. Electronic address: - - 2014
This study aimed to determine whether anterior cruciate ligament (ACL) features on magnetic resonance imaging (MRI) and knee laxity are improved 2 years after ACL rupture treated nonoperatively and to analyze the relation between changes in scores of ACL features and changes in laxity. One hundred fifty-four eligible patients were included ...
Lin Y Y Department of Nuclear Medicine, Taichung Veterans General Hospital, Taichung, Taiwan. - - 2014
The purpose of this study was to evaluate the accuracy of (18)F-FDG PET/CT scans in detecting adrenal metastasis in liver transplant candidates with hepatocellular carcinoma (HCC). A total of 166 patients diagnosed with HCC received 18F-FDG PET/CT imaging before liver transplantation. Of these patients, 5 patients (4 males, 1 female; ...
Magnani N N European Commission, Joint Research Centre (JRC), Institute for Transuranium Elements (ITU), Postfach 2340, 76125 Karlsruhe, Germany. nicola.magnani@ec.europa.eu - - 2014
The magnetic properties of the 5f(5) [tris-(tri-1-pyrazolylborato)-plutonium(iii)] complex have been investigated by ac susceptibility measurements, showing it to be the first plutonium single-molecule magnet; its magnetic relaxation slows down with decreasing temperature through a thermally activated mechanism followed by a quantum tunnelling regime below 5 K.
Srinivasan Abhay A Department of Radiology, The Children's Hospital of Philadelphia, 34th Street and Civic Center Boulevard, Philadelphia, PA, 19104, USA, - - 2014
To improve diagnosis of pediatric appendicitis, many institutions have implemented a staged imaging protocol utilizing ultrasonography (US) first and then computed tomography (CT). A substantial number of children with suspected appendicitis undergo CT after US, and the efficient and accurate diagnosis of pediatric appendicitis continues to be challenging. The objective ...
Rohani Payam P Department of Medicine, UCLA-Olive View Medical Center, Los Angeles, CA, - - 2014
A new strain of human influenza A (H1N1) virus originated from Mexico in 2009 and spread to more than 190 countries and territories. The World Health Organization (WHO) declared it a level 6 (highest level) pandemic. In August 2010, WHO announced that the H1N1 2009 influenza virus had moved into ...
Bajaj Monika M Carman and Ann Department of Pediatrics, Wayne State University, Detroit, MI. Electronic address: - - 2014
In a retrospective review of infants with neonatal herpes simplex virus disease (n = 29), we found bilateral multilobar (n = 8), pontine (n = 3), thalamic (n = 6), and internal capsule and corticospinal tract (n = 5) involvement on magnetic resonance imaging (MRI). Diffusion-weighted imaging (n = 6) ...
Werncke Thomas T From the Institute of Diagnostic and Interventional Radiology, Hannover Medical School, Hannover, - - 2014
The objective of this study was to compare the image quality of a standard single-source (SSS) computed tomography (CT) with that of a virtual single-source CT (VSS-CT) data set reconstructed from 2 raw data sets obtained by dual-source CT acquisition in abdominal CT to establish a radiation dose-neutral approach for ...
Korkmaz Mehmet M Department of Radiology, Dumlupinar University Faculty of Medicine, Kutahya, Turkey, - - 2014
Our aim was to evaluate the effectiveness of twinkling artifacts (TA) in detecting calculi <5 mm in diameter in patients with renal colic pain who had undergone urinary grayscale ultrasonography (US) and computed tomography (CT) imaging assays. In this retrospective study, a total of 76 calculi <5 mm detected in 60 patients ...
Montgomery James E JE Western College of Veterinary Medicine, University of Saskatchewan, Saskatoon, SK, - - 2014
To compare radiographic and computed tomography (CT) measurements of tracheal size as would be made for the purpose of tracheal stent size selection. Cross-over. Dogs (n = 15). Canine cadavers without evidence of tracheal or respiratory disease were used for CT and digital radiography of the neck and thorax. Three observers each ...
Kim Myeong Jin MJ Department of Neurosurgery, Seoul Paik Hospital, Inje University College of Medicine, Seoul, South - - 2014
The purpose of this study was to evaluate the classification of persistent primitive trigeminal artery (PPTA) based on computed tomography (CT) angiography, magnetic resonance (MR) angiography, and cerebral angiography and to review the clinical significance. Images obtained by CT angiography performed between January 2011 and August 2013, MR angiography between ...
Cooper-Prado M J MJ Department of Animal Science, Oklahoma Agricultural Experiment - - 2014
Gestating Angus, nonlactating, spring-calving cows were used to .determine variation in maintenance energy requirements (MR), to evaluate the relationship among MR and cow and calf performance, plasma concentrations of IGF-I, T4, glucose, insulin and ruminal temperature, and to describe the longissimus muscle (LM) proteome and evaluate protein abundance in cows ...
Moore Andreea A Department of Radiology, University of Michigan Health System, Ann Arbor, - - 2014
The purpose of our investigation was to determine the frequency of proximate acute and chronic confounding risk factors for acute kidney injury (AKI) in a cohort of adult hospitalized patients with stable renal function who developed AKI following an intravenous (IV) contrast-enhanced computed tomography (CT) examination. Institutional review board approval ...
Abdel Razek Ahmed Abdel Khalek AA From the Department of Diagnostic Radiology, Mansoura Faculty of Medicine, Mansoura, - - 2014
This study aims to describe the CT and MR imaging appearance of maxillofacial lesions in renal osteodystrophy. We retrospectively reviewed the CT and MR imaging of maxillofacial region in 9 patients (6 females and 3 males with mean age of 31 yr) with renal osteodystrophy. They presented with facial swelling ...
Thoeny Harriet C HC From the Department of Radiology, Neuroradiology and Nuclear Medicine (H.C.T., J.M.F., M.T., L.J.B., P.V.), Institute of Mathematical Statistics (J.H.), Department of Pathology (A.F.), and Department of Urology (U.E.S.), Inselspital, University of Bern, Freiburgstrasse 10, CH-3010 Bern, - - 2014
Purpose To prospectively assess the diagnostic performance of diffusion-weighted (DW) magnetic resonance (MR) imaging in the detection of pelvic lymph node metastases in patients with prostate and/or bladder cancer staged as N0 with preoperative cross-sectional imaging. Materials and Methods This study was approved by an independent ethics committee. Written informed ...
Heng H G HG Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Purdue University, West Lafayette, IN, 47906, - - 2014
To describe the prevalence, location and clinical significance of abnormal gas accumulations in dogs and cats detected on computerised tomography images. Retrospective evaluation of all canine and feline computed tomography examinations (292 pre-contrast and 219 post-contrast) performed in a 12-month time period. All studies were evaluated for the presence of ...
Qi Xiao-Ping XP Department of Oncologic and Urologic Surgery, the 117th PLA Hospital, Anhui Medical University, 40 Jichang Road, Hangzhou, Zhejiang Province, 310004, - - 2014
We report intracellular RET mutation in a Han Chinese pedigree with familial medullary thyroid carcinoma (FMTC). Direct sequencing of RET proto-oncogene identified a missense c.2671T greater than G (p.S891A) mutation in 6 of 14 family members. The single nucleotide polymorphisms c. 135A greater than G (p.A45A), IVS4 + 48A greater ...
Johnson Pamela T PT 1 All authors: Russell H. Morgan Department of Radiology and Radiological Sciences, Johns Hopkins Hospital, 601 N Caroline St, Rm 3140, Baltimore, MD - - 2014
OBJECTIVE. The objective of our study was to determine whether the CT scout view should be routinely reviewed by comparing diagnostic information on the scout view with that provided by the correlative CT study. MATERIALS AND METHODS. Two radiologists blinded to history and CT findings reviewed retrospectively 2032 scout views. ...
Murphy Kevin P KP 1 All authors: Department of Radiology, Cork University Hospital and University College Cork, Cork, - - 2014
Educational Objectives and Key Points 1. Given that abdominal hernias are a frequent imaging finding, radiologists not only are required to interpret the appearances of abdominal hernias but also should be comfortable with identifying associated complications and postrepair findings. 2. CT is the imaging modality of choice for the assessment ...
Yao Lawrence L 1 Department of Radiology and Imaging Sciences, NIH Clinical Center, 10 Center Dr, Bethesda, MD - - 2014
OBJECTIVE. The tibial tubercle (TT)-trochlear groove (TG) distance is an important metric in the assessment of patellofemoral dysfunction and is routinely measured on axial MRI and CT. This study examines error in measurements of the TT-TG distance related to variance in axial MRI scan orientation. SUBJECTS AND METHODS. Isotropic 3D ...
Dai Jian J Department of Respiratory Medicine, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical School, Nanjing, Jiangsu 210008, - - 2014
Rapidly progressive pneumonia infection with H7N9 virus is a novel disease, and limited information is available concerning serial chest radiographic and computed tomography (CT) findings. The aim of this study was to evaluate the changes in serial radiologic findings in patients with H7N9 pneumonia. The two institutional ethics review boards ...
Nakazawa Hisato H Department of Radiological Sciences, Nagoya University Graduate School of - - 2014
In gamma knife stereotactic radiosurgery (GKSRS) treatment planning, 1.5 tesla (T)-magnetic resonance imaging (MRI) is normally used to identify the target lesion. Image artifacts and distortion arise in MRI if a titanium clip is surgically implanted in the brain to treat cerebral aneurysm. 3-T MRI scanners, which are increasingly being ...
Kotani Toshiaki T Department of Orthopedic Surgery, Seirei Sakura Citizen Hospital, Sakura, - - 2014
Retrospective study. We compared the accuracy of O-arm-based navigation with computed tomography (CT)-based navigation in scoliotic surgery. No previous reports comparing the results of O-arm-based navigation with conventional CT-based navigation in scoliotic surgery have been published. A total of 222 pedicle screws were implanted in 29 patients using CT-based navigation ...
Malin G G University of Nottingham, Nottingham, - - 2014
Accurate diagnosis of disturbance in fetal size is needed to manage pregnancies and ensure optimal outcome. Conventionally ultrasound is used to estimate fetal weight (EFW) but diagnostic accuracy is poor. Fetal MRI was performed on a 1.5 Tesla Philips Achieva scanner. Half Fourier Single Shot Turbo Spin-Echo (HASTE) and Balanced ...
Saksonov Maxim M From the *Department of Diagnostic Imaging, Rabin Medical Center, Petah-Tikva; †Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv; ‡Department of Diagnostic Imaging, Hillel Yaffe Medical Center, Hadera; §Department of Diagnostic Imaging, Asaf Harofe Medical Center, Tzrifin; and ∥Department of Diagnostic Imaging, Sheba Tel Hashomer Medical Center, Ramat-Gan, - - 2014
The aim of this study was to describe the radiographic findings in stercoral colitis. The computed tomographic scans and abdominal radiographs of 13 patients with surgically and pathologically confirmed stercoral colitis from 4 affiliated hospitals were reviewed by a board-certified abdominal radiologist blinded to the official imaging, surgical, and pathologic ...
Cruz J P JP From the Radiology Department (J.P.C.), Hospital Clínico de la Pontificia Universidad Católica de Chile, Santiago, Chile; Divisions of Neuroradiology (T.M.), St. Michael's Hospital, Toronto, Ontario, Canada; Department of Surgery (C.O.), University of Edmonton, Edmonton, Alberta, Canada; Division of Interventional Neuroradiology (M.H.), Københavns Universitet, Copenhagen, Denmark; Service de Neuroradiologié (G.S.), Hôopital de Bicôetre, Kremlin Bicôetre, France; and Toronto Western Hospital (R.W., T.K., R.A.), Toronto, Ontario, - - 2014
Complications of endovascular therapy of aneurysms mainly include aneurysm rupture and thromboembolic events. The widespread use of MR imaging for follow-up of these patients revealed various nonvascular complications such as aseptic meningitis, hydrocephalus, and perianeurysmal brain edema. We present 7 patients from 5 different institutions that developed MR imaging-enhancing brain ...
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