نتایج جستجو برای: ms lesions
تعداد نتایج: 289523 فیلتر نتایج به سال:
BACKGROUND The extent and clinical relevance of grey matter (GM) pathology in multiple sclerosis (MS) are increasingly recognised. GM pathology may present as focal lesions, which can be visualised using double inversion recovery (DIR) MRI, or as diffuse pathology, which can manifest as atrophy. It is, however, unclear whether the diffuse atrophy centres on focal lesions. This study aimed to de...
Multiple sclerosis (MS) is a chronic disease that affects different parts of the central nervous system at different points of time. The central nervous system is made up of the brain and spinal cord. MS is an auto-immune disorder of the central nervous system characterized by the presence of Gadolinium lesions. In this paper, an intelligent technique is proposed for the automatic segmentation ...
Tumefactive demyelinating lesions are a rare presentation of multiple sclerosis (MS). Diagnosis of tumefactive is commonly carried out using magnetic resonance image (MRI). Tumefactive diagnosis is difficult because of may similar to the clinical and MRI characteristics of glioma or a cerebral abscess. We presented a 35-years-old female with one episode of secondary generalized seizure after de...
BACKGROUND AND PURPOSE Ocular manifestation is one of the frequent signs of an acute attack in multiple sclerosis (MS), although primary position upbeat nystagmus (PPUN) is rare. The purpose of this study is to determine the incidence of PPUN in MS and to determine the lesions that are responsible for this sign. METHODS The medical records of 120 MS patients with acute brain lesions were revi...
Neuromyelitis optica (NMO) is clinically characterized by severe optic neuritis and transverse myelitis. In Japan, NMO has been named optic-spinal multiple sclerosis (OSMS) and it has been thought to be a subtype of multiple sclerosis (MS). However, several clinical and laboratory findings suggest NMO or OSMS is distinct from MS. Recently, the disease-specific antibody (NMO-IgG) was found in th...
PURPOSE To assess neuroprotection and remyelination in Multiple Sclerosis (MS), we applied a more robust myelin water imaging (MWI) processing technique, including spatial priors into image reconstruction, which allows for lower SNR, less averages and shorter acquisition times. We sought to evaluate this technique in MS-patients and healthy controls (HC). MATERIALS AND METHODS Seventeen MS-pa...
normal 0 false false false en-us x-none ar-sa epilepsy is more common in patients with multiple sclerosis (ms) than in the general population, occurring in 2%–3% of patients. convulsions may be either tonic–clonic in nature or partial complex. in these individuals, seizures most likely result from lesions present in the cerebral cortex and subcortical white matter. a jacksonian seizure is a typ...
PURPOSE In multiple sclerosis (MS), a juxtacortical lesion at the border between the gray matter (GM) and subcortical white matter (WM) may often involve the GM. A recently developed, phase-weighted magnetic resonance imaging (MRI) technique "phase difference enhanced imaging (PADRE)" can delineate the GM and WM clearly due to the difference in myelin concentration. We evaluated whether PADRE i...
Background: Cutaneous manifestations are commonly observed in the neonatal period. It is important to differentiate physiologic skin lesions from pathologic ones to avoid parents’ concerns. Regarding this, the current study aimed to investigate the frequency and localization of salmon patch (SP) and Mongolian spot (MS) in Iranian newborns to assess the potential relationship between the neonata...
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