ct scanning magnetic resonance imaging mri and positron emission tomography pet scanning
Báo cáo y học: "Voxel-based structural magnetic resonance imaging (MRI) study of patients with early onset schizophrenia" potx
... pharmacological functional MRI [50] and positron emission tomography (PET) studies [51] Furthermore, additional evidence from some AOS studies that the posterior cingulate gyrus volume reduction is associated ... subjects and MRI data collection HM and TT were involved in clinical evaluation of the participants and procedures of the MRI data acquisition JS provided assistance of the MRI data collection and performed ... onset under age 18 [4-6] Using magnetic resonance imaging (MRI) , some research groups have reported enlargement of the lateral ventricles [7,8], and regional volume reduction in the superior temporal...
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Báo cáo y học: "Ultrasonography, magnetic resonance imaging, radiography, and clinical assessment of inflammatory and destructive changes in fingers and toes of patients with psoriatic arthritis" pot
... ultrasonography (US) and magnetic resonance imaging (MRI) appear promising MRI can detect inflammation and bone destruction in joints earlier than projection radiography (x-ray) in PsA, RA, and spondyloarthritis ... Observations by ultrasonography, MRI, and x-ray in the MRI- examined hand The observations by US, MRI, and x-ray in the MRI- examined hand are listed in Table Both US and MRI were more sensi- Page of ... data evaluation and manuscript preparation MH was involved in the MRI scanning protocol and evaluated MRI images JMM was involved in the MRI scanning protocol and performed all MRI examinations...
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Formulation of superparamagnetic iron oxides by nanoparticles of biodegradable polymer for magnetic resonance imaging (MRI)
... are known as spin–lattice and spin–spin relaxation, and are characterized by the relaxation times T1 and T2, respectively The MRI signal is thus the product of interaction between the total water ... diameter, and Endorem®, magnetite particles with a 150 nm diameter They are used for gastro-intestinal tract imaging and for liver and spleen disease detection, respectively The USPIOs can act as ... such as imaging of specific molecular targets to allow for earlier recognition and characterization of disease, earlier and direct evaluation of treatment outcomes, and a deeper understanding...
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Báo cáo khoa học: "124I-HuCC49deltaCH2 for TAG-72 antigen-directed positron emission tomography (PET) imaging of LS174T colon adenocarcinoma tumor implants in xenograft mice: preliminary results" potx
... superior to PET alone-based imaging, both for the PET /CT platform and for the PET /MRI platform [73,80-83] These fused imaging platforms can provide both molecular/functional information and structural ... Multimodality imaging of structure and function Phys Med Biol 2008, 53:R1-R39 Pichler BJ, Judenhofer MS, Pfannenberg C: Multimodal imaging approaches: PET /CT and PET /MRI Handb Exp Pharmacol 2008, ... collection and analyses, and writing and editing all aspects of this manuscript SPP was involved in the study design, data collection and analyses, as well as the writing and editing of all aspects...
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Tài liệu Magnetic resonance imaging and gynecological devices doc
... of interaction between magnetic resonance imaging and the copper-T380A IUD Contraception 1997;55:169–73 543 [13] Zieman M, Kanal E Copper T 380A IUD and magnetic resonance imaging Contraception ... keywords: Magnetic Resonance Imaging, Intrauterine Devices, Implanon® and Essure® This article presents the review of data published between 1985 and 2010 on the application of magnetic resonance ... nonferromagnetic object [7] — the stronger the ferromagnetic nature of the object, the more intense the registered signal will be Technically speaking, magnetic susceptibility artifacts are more...
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báo cáo hóa học:" Dynamic magnetic resonance imaging in assessing lung function in adolescent idiopathic scoliosis: a pilot study of comparison before and after posterior spinal fusion" doc
... position All subjects were given clear instruction by experienced radiographers and practice took place before actual imaging The subjects were instructed to fully inspire/fully expire and then hold ... operation Ethical approval and informed consent for dynamic breath-hold MR imaging have been obtained from all the subjects and their parents MRI assessment Pre operative MRI examination of the chest ... effect of surgical correction on lung function Many authors have written that scoliosis correction definitely improves measured pulmonary functions [7], such as vital capacity Others disagree and...
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Pocket Atlas of Sectional Anatomy Computed Tomography and Magnetic Resonance Imaging - Volume II Thorax, Heart, Abdomen, and Pelvis (Part 1 ) pptx
... Thieme All rights reserved Usage subject to terms and conditions of license 84 132 150 162 164 166 168 Contents VIII Pelvis MRI MRI MRI MRI MRI MRI MRI of of of of of of of the the the the the the ... reserved Usage subject to terms and conditions of license V Dedicated to our parents, Alfred and Friedel Möller and Emil and Edith Reif, in love and gratitude Moeller, Sectional Anatomy © 2007 ... Technical improvements guarantee further developments in diagnosis Computed tomography (CT) and magnetic resonance imaging (MRI) have attained a recognized value in the diagnosis of the heart, which...
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Pocket Atlas of Sectional Anatomy Computed Tomography and Magnetic Resonance Imaging - Volume II Thorax, Heart, Abdomen, and Pelvis (Part 2 ) doc
... Duodenum Left hepatic duct Common hepatic duct Pancreatic duct Common bile duct Duodenal papilla Moeller, Sectional Anatomy © 2007 Thieme All rights reserved Usage subject to terms and conditions of ... rectal artery Rectum Superior phrenic lymph nodes Moeller, Sectional Anatomy © 2007 Thieme All rights reserved Usage subject to terms and conditions of license 162 Renal Artery Moeller, Sectional ... Usage subject to terms and conditions of license 172 MRI of the Female Pelvis 27 28 29 30 31 32 33 Moeller, Sectional Anatomy © 2007 Thieme All rights reserved Usage subject to terms and conditions...
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MRI (Magnetic Resonance Imaging) pot
... trị So sánh MRI với CT Chụp cắt lớp điện toán (CT Scan) sử dụng tia X hệ thống detector thu thập tín hiệu khác điểm thể sau tái tạo lại hình ảnh theo lát cắt Chụp cộng hưởng từ (MRI) sử dụng ... hoà nhịp tim kiểm tra MRI MRI có trường từ tính mạnh Ngày nay, MRI sử dụng để kiểm tra gần quan thể Kỹ thuật đặc biệt có giá trị việc chụp ảnh chi tiết não dây cột sống Kể từ MRI mang lại hình ảnh ... chẩn đoán CT sử dụng tia X nên có tác hại thể bị nhiễm tia, giá rẻ MRI MRI sử dụng từ trường, hoàn toàn không tổn hại thể giá mắc Ứng dụng Việt Nam Ngày 14/7/1996, Medic khánh thành máy MRI Việt...
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Báo cáo y học: "Autologous chondrocyte implantation for cartilage repair: monitoring its success by magnetic resonance imaging and histology" ppt
... O’Driscoll; MRI, magnetic resonance imaging; n/a not applicable; N/A not available with standard and polarised light and images captured and digitised using a closed-circuit television and Image ... Sections were viewed R61 Arthritis Research and Therapy Vol No Roberts et al Table Details of individuals from whom biopsy specimens were obtained and their histology and MRI scores Patient and ... objective and scientific study [7] or after the completion of randomised trials [5] that informed judgements on the effectiveness of ACI can be made In addition, establishing objective, standarised...
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Báo cáo y học: "Magnetic resonance imaging changes of sacroiliac joints in patients with recent-onset inflammatory back pain: inter-reader reliability and prevalence of abnormalities" potx
... between two observers with respect to magnetic resonance imaging (MRI) characteristics per site per sacroiliac joint in 68 patients with inflammatory low back pain MRI characteristic per site Sacroiliac ... sacroiliitis on MRI to be used in clinical studies and trials will be subject of interest in an ongoing ASAS-OMERACT working group [13] Conclusion 10 MRI can reliably detect inflammation and structural ... symptoms and the diagnosis of AS is reported [3,4] Such a delay is increasingly unwarranted because of the availability of effective treatment Magnetic resonance imaging (MRI) is an imaging modality...
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Báo cáo y học: "Long term evaluation of disease progression through the quantitative magnetic resonance imaging of symptomatic knee osteoarthritis patients: correlation with clinical symptoms and radiographic change" pps
... least 24 months and a cohort of several thousands is necessary to establish the effect of pharmacological interventions on OA disease progression Magnetic resonance imaging (MRI) allows for the ... were collected at baseline, month 6, 12 and 24 (exit) The samples were taken between hours and 21 hours and not necessarily collected at the same time of the day for each patient Inter- and intravariability ... framework and item selection Med Care 1992, 30:473-483 Buckland-Wright JC, Macfarlane DG, Williams SA, Ward RJ: Accuracy and precision of joint space width measurements in standard and macroradiographs...
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Báo cáo y học: "proximal interphalangeal joints in rheumatoid arthritis: a comparison with magnetic resonance imaging, conventional radiography and clinical examination" pdf
... T1-weighted magnetic resonance images were obtained (b) before and (c) after contrast administration (grade synovitis) MRI, magnetic resonance imaging; RA, rheumatoid arthritis second destruction and ... (first column for US and first row for MRI) Numbers in bold denote exact agreements between respective identical scores MRI, magnetic resonance imaging; US, ultrasonography MRI did not permit visualization ... joint; the dorsal and palmar aspects of the third and fourth MCP joints; the dorsal, ulnar and palmar aspects the fifth MCP joint; and the dorsal, palmar, radial and ulnar aspects of all PIP joints...
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Báo cáo y học: "Are bone erosions detected by magnetic resonance imaging and ultrasonography true erosions? A comparison with computed tomography in rheumatoid arthritis metacarpophalangeal joints" pptx
... on CT and radiography CT, computed tomography; MCP, metacarpophalangeal; MRI, magnetic resonance imaging; RA, rheumatoid arthritis; US, ultrasonography early disease [9-11,13,14] Furthermore, MRI ... were evaluated CT, computed tomography; MCP, metacarpophalangeal joint; MRI, magnetic resonance imaging; US, ultrasonography All patients were selected from former MRI studies and were eligible ... erosions detected using MRI and US represent bone loss, including cortical destruction, and therefore are true erosive changes In this cross-sectional methodological study, we used CT as the standard...
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Báo cáo y học: "Correlation of histopathological findings and magnetic resonance imaging in the spine of patients with ankylosing spondylitis" potx
... edema in histopathological assessment and magnetic resonance imaging (a) Magnetic resonance imaging of imaging zygapophyseal joints (cyan arrows) without detectable bone marrow edema (asterisk, ... correlation of bone marrow edema in histopathological assessment and magnetic resonance imaging (a) Magnetic resonance imaging (T2 imaging sequence) of a zygapophyseal joint with bone marrow edema ... histopathological findings and magnetic resonance imaging Patient no HLA-B27 Edema (%) Cellular infiltration Microvessel density Edema detected by magnetic resonance imaging Zygapophyseal joints...
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Báo cáo y học: "The association between patellar alignment on magnetic resonance imaging and radiographic manifestations of knee osteoarthritis" ppsx
... by magnetic resonance imaging (MRI) [19-21] Muellner and colleagues [19] performed measurements analogous to those used in Xray evaluation with MRI images obtained with knees flexed to 20° and ... Reliability of MRI readings First, we (LK and DH) read a batch of MRIs and decided on an exact protocol of evaluation of patellar alignment Using this protocol, 10 MRIs were read and re-read by ... femoral sulcus and through the patella, and measured the distance between the lateral border of the patella and this vertical line (a) and between the medial border of the patella and this vertical...
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Báo cáo y học: "Cartilage markers and their association with cartilage loss on magnetic resonance imaging in knee osteoarthritis: the Boston Osteoarthritis Knee Study" doc
... excitation, and the same FOV and matrix Cartilage on MRI was scored paired and unblinded to sequence on 14 plates (anterior, central, and posterior femur; anterior, central, and posterior tibia; and ... conducted in the laboratory of author DE The Col2CTx ratio was Col2CTx/urinary creatinine The intra-assay and interassay coefficients of variation for the CTx-II/Cr assay were 6% and 13%, respectively ... measures of standardized cartilage biomarkers and prediction of subsequent cartilage loss on magnetic resonance imaging Unadjusted OR (95% CI) R2 AUC P value Adjusted ORa (95% CI) CTX/CPII 0.72...
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Báo cáo y học: "Detection of bone erosions in rheumatoid arthritis wrist joints with magnetic resonance imaging, computed tomography and radiography" ppt
... measurements on CT and MRI in RA metacarpophalangeal joints, showing very high reproducibility when measuring erosion volumes on CT and MRI, and good correlations between CT and MRIerosion volumes and between ... specificities and accuracies for bone erosions of radiography and magnetic resonance imaging (MRI) , with computed tomography (CT) as reference Bones with erosions (number of erosions) Radiography MRI MRI ... on CT and MRI: reliability and correlations with erosion scores on CT, MRI and radiography Ann Rheum Dis 2007, 66:1388-1392 Goldbach-Mansky R, Woodburn J, Yao L, Lipsky PE: Magnetic resonance imaging...
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báo cáo khoa học: " N-hexanoyl chitosan stabilized magnetic nanoparticles: Implication for cellular labeling and magnetic resonance imaging" pps
... size of IOPs with and without MC was 10 and 40 nm, respectively (Figure 4a, b and table 1) Figure 4c shows the selected area diffraction (SAD) pattern of MC-IOPs, which is in exact/or in good agreement ... regions, the spectra of IOPs have weak bands The spectrum is consistent with magnetic (Fe3O4) and the signals associated to the magnetite appear as broad features at 408.9, 571.5 and 584.5 cm-1 ... material of interest and demonstrated its biomedical application like cellular labeling, and MRI using mouse macrophages cell line (RAW cells) Results and discussion Synthesis and characterization of...
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