[PDF] Top 20 Tract Based Spatial Statistics of Diffusion Tensor Imaging in Adults with Dyslexia

... the tract skeleton generation, which aims to represent all of the tracts that are “common” to all of the ...such tract as a single line (or surface) running down the center of the ...the tract. The ... See full document

... Autism: Imaging of Neurodevelopment (GAIN) ...then imaging at annual intervals for two additional time ...structural, diffusion-weighted, and phase-mapping MRI scans post an MRI scanner upgrade in ... See full document

... chain abnormality and can result in a range of clinical syn- dromes including the following: Leber hereditary optic neu- ropathy, MELAS, myoclonic epilepsy with ragged red fibers, and Leigh syndrome. Typically diagnosis ... See full document

... [1–5]. Diffusion tensor imaging (DTI) has recently been applied to evaluate white matter damage in INPH because DTI is a useful MRI technique that can reflect the structural integrity and ... See full document

... keywords: imaging studies, voxel-based morphometry, diffusion-tensor imaging, diffusion magnetic resonance imaging, tractography, connectivity, cerebral networks, ... See full document

... different spatial resolu- tion (tract- versus voxel-based), because the presence of mi- crostructural damage in a small region may not have affected the average DTI metrics of the WM ... See full document

... [1]. Diffusion tensor imaging (DTI) is one of the most widely used methods in detecting microstructural abnormalities based on water diffusion measures with the assumption that the ... See full document

... The left and right CST volumes were then obtained separately by calculating and converting the number of voxels contained in the segmented area into cubic millimeters by using code written in Mat- lab 6.1 (MathWorks, ... See full document

... corticospinal tract and right ce- rebral peduncle, and differences in MD were found in the right retrolen- ticular part of internal capsule and right external ... See full document

... Sixty-one patients (41 women, 20 men) with clinically isolated syndrome or MS were prospectively recruited from the Neuroim- munology Clinic of the Department of Neurology. Ten patients were classified as having ... See full document

... This study provides evidence of reduced FA along numerous long-range fiber tracts in ASD, supporting the existence of reduced long-range connectivity. The most severely affected association tracts include the inferior ... See full document

... In statistics, the elegance of simplicity may specifically mean that you point out the distinguishing feature of the motivating problem, propose modeling oriented by the distinctive feature, and describe the ... See full document

... corticospinal tract dysgenesis and upper-limb deficits by using DTI for a more precise measure of the corticospinal tract as com- pared with conventional MRI and by correlating this measure with a detailed ... See full document

... brain imaging (TBI) is the leading cause of ac- quired disability in children resulting in significant deficits in cognition, behavior, and social development, as well as im- pairments in school performance and ... See full document

... MRI was performed by using a 1.5T scanner (Signa Twin; GE Healthcare, Milwaukee, Wisconsin) with an 8-channel phased ar- ray head coil. Magnetic field gradients permit up to 40-mT/m/s amplitude and a magnetic field ... See full document

... echo-planar imaging. For each of the 32 non-collinear diffusion sensitizing gradients, we acquired 67 contiguous slices parallel to the anterior commissure-posterior commissure ...line. Imaging ... See full document

... if tensor elements are estimated most ...the tensor field, and to the derived 3d field of FA which represents the most widely used scalar measure of ...the tensor product ... See full document

... The noise level will lead to deviations in the size and direction of the eigenvalues and eigenvectors. The deviation in the size of eigenvalues will cause errors in the sorting of the eigenvalues, which leads to errors ... See full document

... In literature, efficient algorithms for finding the matching matrix P can be either optimal or approximate methods [18, 36, 109, 110]. Opti- mal matching algorithms always find an exact solution if it exists, and have ... See full document

... (Mukherjee et al., 2008). However, only quantitative analyses can elucidate 7T’s true gains for this sequence, as visual inspection of probabilistic streamlines is not sufficient. We found significant differences between ... See full document