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Brain--Magnetic resonance imaging

Automated detection of new multiple sclerosis lesions in longitudinal brain magnetic resonance imaging

Automated detection of new multiple sclerosis lesions in longitudinal brain magnetic resonance imaging

... of the lesions. Rey et al.[99] proposed a uniform threshold over the Jacobian operator obtained from a deformation analysis to perform the lesion segmentation. Though they provided an experimental evaluation, the results ...

191

Acute Frontal Lobe Dysfunction Following Prefrontal Low Frequency Repetitive Transcranial Magnetic Stimulation in a Patient with Treatment Resistant Depression

Acute Frontal Lobe Dysfunction Following Prefrontal Low Frequency Repetitive Transcranial Magnetic Stimulation in a Patient with Treatment Resistant Depression

... T brain magnetic resonance imaging (MRI) was performed on day ...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

Atlas-based segmentation of multiple sclerosis lesions in magnetic resonance imaging

... of brain magnetic resonance imaging applied to multiple sclerosis ...of brain imaging, we propose two different multiple sclerosis lesion segmentation pipelines based on the ...

236

Automated methods on magnetic resonance brain imaging in multiple sclerosis

Automated methods on magnetic resonance brain imaging in multiple sclerosis

... 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

Diffuse outlier time series detection technique for functional magnetic resonance imaging

Diffuse outlier time series detection technique for functional magnetic resonance imaging

... This pre-processing is very important, because structural and functional regions of the brain do not necessarily match. No structural information should be dif- fused, but only the activation information. Note ...

9

Automated brain tissue segmentation of magnetic resonance images in multiple sclerosis

Automated brain tissue segmentation of magnetic resonance images in multiple sclerosis

... Over the last few years, the increasing interest in brain tissue volume measurements on clinical settings has led to the development of a wide number of automated tissue segmentation methods. However, white matter ...

93

Cardiotoxicidad, strain: evidencia actual

Cardiotoxicidad, strain: evidencia actual

... Global longitudinal strain (GLS) is a strong predictor of cardiovascular morbidity and mortality in several cardiac diseases, and seems to be a consistent marker of cardiotoxicity. The expert consensus of the American ...

6

Brain Changes in Long Term Zen Meditators Using Proton Magnetic Resonance Spectroscopy and Diffusion Tensor Imaging: A Controlled Study

Brain Changes in Long Term Zen Meditators Using Proton Magnetic Resonance Spectroscopy and Diffusion Tensor Imaging: A Controlled Study

... weighted imaging (DWI) is a structural method that assesses the microscopic translational movement of molecules via thermally driven random, so-called Brownian, motion of water ...during brain myelination. ...

14

Classifier combination for in vivo magnetic resonance spectra of brain tumours

Classifier combination for in vivo magnetic resonance spectra of brain tumours

... Abstract. In this paper we present a multi-stage classifier for magnetic resonance spectra of human brain tumours which is being developed as part of a decision support system for radiologists. The ...

11

Outcomes of choledochal cysts with or without intrahepatic involvement in children after extrahepatic cyst excision and Roux en Y hepaticojejunostomy

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

Working Memory and Language Learning

... The idea of working memory (WM) was proposed as an attempt to pinpoint the concept of short-term memory. WM is directly related to language learning. WM includes two different aspects: (1) the maintenance of the ...

12

2014 Ardila  Working memory

2014 Ardila Working memory

... measured brain activation (PET) in professional interpreters during simultaneous interpreting (SI) ...WM. Brain activation patterns were clearly modulated by direction of translation, with more extensive ...

12

Espectrocopia por resonancia magnética de protón en el diagnóstico de tumores cerebrales

Espectrocopia por resonancia magnética de protón en el diagnóstico de tumores cerebrales

... We assessed the potential impact of MRS in diagnosis of meningiomas. The majority may be confidently differ- entiated from other intracranial tumours on the basis of their spectroscopic pattern, especially the presence of ...

144

Tissue discrimination in magnetic resonance imaging of the rator cuff

Tissue discrimination in magnetic resonance imaging of the rator cuff

... Imaging Specialists selected 20 IRM typical studies considering T1- and T2-weighted images and other sequences generally used for diagnosis purposes (PD, TIR, TRA y SAG), with typical acquisition parameters. ...

10

Estudio anatómico, ecográfico, tomográfico e imagen por resonancia magnética de la articulación temporomandibular del caballo / Anatomy ultrasonography, computed tomography and magnetic resonance imaging of teh equine temporomandibula joint

Estudio anatómico, ecográfico, tomográfico e imagen por resonancia magnética de la articulación temporomandibular del caballo / Anatomy ultrasonography, computed tomography and magnetic resonance imaging of teh equine temporomandibula joint

... Despite the employment of a soft tissue algorithm and windowing, the TMJ soft tissue components were not as well visualised as the bone-containing structures. It was possible, however, to identify and correlate the ...

143

Automated detection and classification of brain injury lesions on structural magnetic resonance imaging

Automated detection and classification of brain injury lesions on structural magnetic resonance imaging

... of brain from skull and removal of residue fragments (Shan, Yue & Liu ...the brain`s surface by the application of a set of locally adaptive model forces (Smith ...

242

Quantification of hepatic steatosis using magnetic resonance imaging

Quantification of hepatic steatosis using magnetic resonance imaging

... parallel imaging (Mann et ...Weighted Imaging (DWI) is a functional MRI method that provides a noninvasive quantification of microcapillary-blood perfusion but its mechanism with chronic liver disease is ...

95

Se puede leer la mente con la resonancia magntica funcional?

Se puede leer la mente con la resonancia magntica funcional?

... Functional magnetic resonance imaging (fMRI) is based on neuronal activity and blood ...of brain activity and mental ...from brain imaging data with an accuracy of above ...

6

Anomalías de la estructura y función del hipocampo en la esquizofrenia en relación a los déficits de memoria declarativa

Anomalías de la estructura y función del hipocampo en la esquizofrenia en relación a los déficits de memoria declarativa

... whole brain analysis in unmedicated patients during an acute episode of schizophrenia, Hofer et al (2003) found hypoactivation in the bilateral dorsolateral prefrontal and anterior cingulate cortices and increased ...

157

Nonlinear Optimization Methods for Accelerating Magnetic Resonance Imaging

Nonlinear Optimization Methods for Accelerating Magnetic Resonance Imaging

... Finally, in Chapter 6 we presented a framework for the design of pTx pulses at high-field MRI that uses information about the fidelity of the RF transmit chain to avoid exceeding local SAR safety limits even in the ...

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