Diffusion magnetic resonance imaging
Brain Changes in Long Term Zen Meditators Using Proton Magnetic Resonance Spectroscopy and Diffusion Tensor Imaging: A Controlled Study
... There is one important limitation of DTI that is essential to understanding when evaluating colour heat maps. This limitation is the assumption that there is a homogeneous fibre structure within a pixel. Due to the ...
14
On motion in dynamic magnetic resonance imaging: Applications in cardiac function and abdominal diffusion
... Abdominal imaging is particularly challen- ging due to the presence of this type of unavoidable physiological ...as diffusion imaging or small-lesion ...
220
Probabilistic modeling of tensorial data for enhancing spatial resolution in magnetic resonance imaging
... If we observe all results from experiments on both databases, it is clear that prob- abilistic methods (MOGP and GWP) exhibit a better performance than traditional approaches (log-euclidean and FBL). This can be ...
96
Clinical benefit of 3 Tesla magnetic resonance imaging rescanning in patients with focal epilepsy and negative 1 5 tesla magnetic resonance imaging
... FLAIR (fluid attenuated inversion recovery); repetition time (RT) = 4,800, echo time (ET) = 344, NSA (num- ber of signals averaged) = 2; voxel size = 1 x 1 x 1 mm; sagittal 3D T1-weighted, RT = 9.7, ET = 4.5; NSA = 2, ...
7
Automated methods on magnetic resonance brain imaging in multiple sclerosis
... Automating the brain segmentation in neuroimaging is a crucial step in many studies and it allows to eliminate human variance corresponding to the doctors subjective criteria and to liberate them of this time-consuming ...
126
TítuloSelf‐aggregated dinuclear lanthanide(III) complexes as potential bimodal probes for magnetic resonance and optical imaging
... )] was performed under the assumption that the two Gd III ions provide identical outer‐sphere contributions to relaxivity. Satisfactory fits of the experimental NMRD curves were obtained by using the q value determined ...
23
Nonlinear Optimization Methods for Accelerating Magnetic Resonance Imaging
... the diffusion follows an unique direction, ...main diffusion direction over the FA (CO-FA), where red means right-left direction, green, anterior-posterior and blue, ...the diffusion characteristics ...
171
Medical 3D image processing applied to computed tomography and magnetic resonance imaging
... to magnetic resonance imaging for identifying the severity of the Alzheimer’s ...in magnetic resonance imaging is similar in terms of the low spatial resolution and the high ...
166
Quantification of hepatic steatosis using magnetic resonance imaging
... parallel imaging (Mann et ...2009). Diffusion Weighted Imaging (DWI) is a functional MRI method that provides a noninvasive quantification of microcapillary-blood perfusion but its mechanism with ...
95
Diffuse outlier time series detection technique for functional magnetic resonance imaging
... The function g above is the dilated and scaled version of the original Tukey’s function, where g(0) = 1 and the local maxima of its “influence function” ψ(x) = xg(x) is situated at x = σ. The diffusion that uses ...
9
Acute Frontal Lobe Dysfunction Following Prefrontal Low Frequency Repetitive Transcranial Magnetic Stimulation in a Patient with Treatment Resistant Depression
... brain magnetic resonance imaging (MRI) was performed on day ...on diffusion-weighted imaging was reported with a significant decreased apparent dif- fusion coefficient (ADC) as compared ...
6
Atlas-based segmentation of multiple sclerosis lesions in magnetic resonance imaging
... Neuro Imaging (LONI), which is a member of the ICBM, provides also atlases for MR brain imaging contrasts, such as T2-weighted or diffusion tensor imaging (DTI) ...
236
Sndrome de Klippel Trenaunay Weber complicado con trombosis venosa cerebral
... - Magnetic resonance imaging of the skull: Variable intensity image in the right parieto-occipital re- gion, with signal annulment in its interior, meas- uring approximately 42x28mm axially, with ...
10
Outcomes of choledochal cysts with or without intrahepatic involvement in children after extrahepatic cyst excision and Roux en Y hepaticojejunostomy
... preoperative imaging information and by intraoperative findings, including intraopera- tive and surgical ...workup imaging evalua- ...when magnetic resonance imaging modality was not as ...
8
2014 Ardila Working memory
... Central executive, Digit span, Episodic buffer, Extralinguistic strategies, functional magnetic resonance imaging (fMRI) foreign language learning, inner language, Language learning, P[r] ...
12
Fenómeno de no reflow, una complicación frecuente en la revascularización del infarto. Caso clínico
... 7. Jacquier A, Boussel L, Amabile N, Bartoli JM, Douek P, Moulin G, et al. Multidetector computed tomography in reperfused acute myocardial infarction. Assessment of infarct size and no-reflow in comparison with cardiac ...
5
Conflict and cognitive control during sentence comprehension: recruitment of a frontal network during the processing of Spanish object-first sentences.
... Many previous studies using functional Magnetic Resonance Imaging (fMRI) and Positron Emission Tomography (PET) have shown how brain activity increases when processing object-first se[r] ...
10
Nuevas técnicas moleculares de imagen cardiovascular
... of magnetic nanoparticles, fluores- cence dequenching) or biological ones (cellular trapping, ...cardiovascular imaging arena, the most commonly used detection platforms are magnetic resonance ...
11
Estudio comparativo de la estabilidadrotacional y traslacional de dos técnicas quirúrgicas de reconstrucción del ligamento cruzado anterior mediante cirugía guiada por navegador: técnica monotúnel no anatómica vs técnica anteromedial anatómica
... Femoral tunnel position on conventional magnetic resonance imaging after anterior cruciate ligament reconstruction in young men: Transtibial technique versus anteromedial portal techniqu[r] ...
301
Polimorfismos "Lingo1" rs9652490 y rs11856808 y riesgo para el desarrollo de esclerosis múltiple
... European/Canadian multicenter, double-blind, randomized, placebo-controlled study of the effects of glatiramer acetate on magnetic resonance imaging-measured disease activity and burden [r] ...
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