نتایج جستجو برای: magnetic resonance imaging mri neuroimaging
تعداد نتایج: 806689 فیلتر نتایج به سال:
Toluene‐induced leukoencephalopathy is a frequently seen medical condition worldwide; however the lack of specific clinical manifestations and laboratory tests makes it difficult to diagnose. Neuroimaging and medical history are often crucial to diagnosis of this disorder. In this report, a case is presented of a patient suffering from toluene‐induced leukoencephalopathy with deteriorating cogn...
One of the main challenges in developing magnetic resonance imaging (MRI) systems is to create a static coil that needs to generate magnetic field density along with the characteristics of optimal homogeneity and magnitude size. To do this, two N42 Block PMs are used and the iron core is designed and optimized in accordance with the dimensions of PM pieces using ANSYS Maxwell software. Then, al...
Abstract Alzheimer's disease (AD) is the most common cause of dementia. Neuropathological changes in AD patients occur up to 10–20 years before emergence clinical symptoms. Specific diagnosis and appropriate intervention strategies are crucial during phase mild cognitive impairment (MCI) AD. The detection biomarkers has emerged as a promising tool for tracking efficacy potential therapies, maki...
results stereoscopic displays of the nerves were obtained in all 24 elbows by vr, mip, and fiber tractography post-processing methods. the vr/mip post-processing methods were easier to perform compared to fiber tractography. there was no significant difference among the scores of fiber tracking and vr/mip reconstruction for single direction. the imaging quality scores of fiber tractography and ...
In daily practice, neuroimaging studies are frequently performed for the management of childhood headache. The aim of this study was to determine whether there is significant discrepancy between clinical practice and clinical practice guidelines on the indications for neuroimaging studies. Medical records of children with chronic headache, aged 2 to 18 years and treated at Rijeka University Hos...
Introduction: Status epilepticus (SE) is a neurological emergency in which prolonged seizures require rapid diagnosis and treatment. It classified as convulsive, non-convulsive, electrographic patterns. Neuroimaging findings associated with status may raise suspicion of ischemia, encephalitis, or neoplastic lesions possibly leading to additional studies surgical Further follow-up imaging preven...
Magnetic Resonance Imaging (MRI) is a notable medical imaging technique that is based on Nuclear Magnetic Resonance (NMR). MRI is a safe imaging method with high contrast between soft tissues, which made it the most popular imaging technique in clinical applications. MR Imagechr('39')s visual quality plays a vital role in medical diagnostics that can be severely corrupted by existing noise duri...
This article focuses on advancements in neuroimaging techniques, compares the advantages of each of the modalities in the evaluation of mild traumatic brain injury, and discusses their contribution to our understanding of the pathophysiology as it relates to prognosis. Advanced neuroimaging techniques discussed include anatomic/structural imaging techniques, such as diffusion tensor imaging and...
introduction: interhemispheric transmission of signal is done by corpus callosum (cc) as the largest fiber tract in brain. cc comprised 5 segments of rostrum, genu, body, isthmus, and splenium. contradictory reports exist about sexual dimorphism of cc. we designed this study to assess probable sexual differences of cc and its different parts in men and women. methods: we analyzed magnetic reson...
introduction: the magnetic resonance imaging (mri) technique permits to monitor the development of the embryo in vivo without causing any developmental defects. although increasing application of mri imaging are predicted in veterinary sciences, there is little information available about mri studies of avian embryos and their eggs. the objective of the present study was to evaluate the ostrich...
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