نتایج جستجو برای: functional magnetic resonance imaging

تعداد نتایج: 1267317  

Journal: :NeuroImage 2007
Damien A Fair Bradley L Schlaggar Alexander L Cohen Francis M Miezin Nico U F Dosenbach Kristin K Wenger Michael D Fox Abraham Z Snyder Marcus E Raichle Steven E Petersen

Resting state functional connectivity MRI (fcMRI) has become a particularly useful tool for studying regional relationships in typical and atypical populations. Because many investigators have already obtained large data sets of task-related fMRI, the ability to use this existing task data for resting state fcMRI is of considerable interest. Two classes of data sets could potentially be modifie...

Journal: :Acta medica portuguesa 2015
João Lopes Dias João Magalhães Pina Raquel João Joana Fialho Sandra Carmo Cecília Leal Tiago Bilhim Rui Mateus Marques Luís Campos Pinheiro

Multiparametric magnetic resonance imaging has been increasingly used for detection, localization and staging of prostate cancer over the last years. It combines high-resolution T2 weighted-imaging and at least two functional techniques, which include dynamic contrast-enhanced magnetic resonance imaging, diffusion-weighted imaging, and magnetic resonance imaging spectroscopy. Although the combi...

2014
Lorenz Leitner Matthias Walter Patrick Freund Ulrich Mehnert Lars Michels Spyros Kollias Thomas M Kessler

BACKGROUND The control of the lower urinary tract is a complex, multilevel process involving both the peripheral and central nervous system. Due to lesions of the neuraxis, most spinal cord injury patients suffer from neurogenic lower urinary tract dysfunction, which may jeopardise upper urinary tract function and has a negative impact on health-related quality of life. However, the alterations...

Journal: :basic and clinical neuroscience 0
g. ali hossein-zadeh hamid soltanian-zadeh

abstractneuroimaging allows noninvasive evaluation of the anatomy, physiology, and function of the brain. it is widely used for diagnosis, treatment planning, and treatment evaluation of neurological disorders as well as understanding functions of the brain in health and disease. neuroimaging modalities include x-ray computed tomography (ct), magnetic resonance imaging (mri), single photon emis...

Journal: :iranian journal of radiology 0
hiroaki takahashi department of diagnostic radiology, university of tsukuba hospital, ibaraki, japan; department of radiology, ibaraki prefectural central hospital, ibaraki, japan; department of diagnostic radiology, university of tsukuba hospital, ibaraki, japan manabu minami department of diagnostic radiology, university of tsukuba hospital, ibaraki, japan tomohiko masumoto department of diagnostic radiology, university of tsukuba hospital, ibaraki, japan takashi hiyama department of diagnostic radiology, university of tsukuba hospital, ibaraki, japan yuka kujiraoka department of diagnostic radiology, tsukuba memorial hospital, ibaraki, japan mariko nakamagoe department of otolaryngology, university of tsukuba hospital, ibaraki, japan

ectopic cervical thymus (ect) is an essentially benign condition that is identified during the development of the thymus, and is rare among the adult population. thymic hyperplasia is another thymus-associated condition, which is known to occur secondary to hyperthyroidism. a 39-year-old woman with hyperthyroidism presented with an enlarging submandibular mass, which was diagnosed as a benign h...

Journal: :iranian journal of child neurology 0
reza nafisi-moghadam radiologist , associate professor , department of radiology, shahid sadoughi university of medical sciences, yazd, iran abolghasem rahimdel neurologist, assistant professor, department of neurology, shahid sadoughi university of medical sciences, yazd, iran tahereh shanbeh-zadeh general physician razieh fallah pediatric neurologist, associate professor, department of pediatrics, growth disorders of children research center , shahid sadoughi university of medical sciences, yazd, iran

purpose: suitable magnetic resonance imaging (mri) techniques from conventional to new devices can help physicians in diagnosis and follow up of multiple sclerosis (ms) patients. the aim of present research was to compare effectiveness of fluid attenuation inversion recovery (flair) sequence of conventional mri and diffuse weighted imaging (dwi) sequence as a new technique in detection of brain...

Journal: :Journal of rehabilitation medicine 2010
Tae-Du Jung Jun-Yeon Kim Yang-Soo Lee Dong-Hyup Kim Jae-Jun Lee Jee-Hye Seo Hui Joong Lee Yongmin Chang

OBJECTIVE We report here the case of a 52-year-old Korean woman who was initially diagnosed with non-fluent/global crossed aphasia. METHODS AND RESULTS Initial computed tomography of the brain revealed a haematoma of approximately 40 ml in the right basal ganglia area and cavitation around the right lateral ventricle. Three years after onset the aphasia was resolved to a conduction aphasia an...

Journal: :Surgical neurology international 2016
Prag Batra S Kathleen Bandt Eric C Leuthardt

BACKGROUND Awake craniotomy is currently the gold standard for aggressive tumor resections in eloquent cortex. However, a significant subset of patients is unable to tolerate this procedure, particularly the very young or old or those with psychiatric comorbidities, cardiopulmonary comorbidities, or obesity, among other conditions. In these cases, typical alternative procedures include biopsy a...

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