نتایج جستجو برای: multiple sclerosis lesions
تعداد نتایج: 933354 فیلتر نتایج به سال:
BACKGROUND In patients with isolated syndromes that are clinically suggestive of multiple sclerosis, such as optic neuritis or brain-stem or spinal cord syndromes, the presence of lesions as determined by T2-weighted magnetic resonance imaging (MRI) of the brain increases the likelihood that multiple sclerosis will develop. We sought to determine the relation between early lesion volume, change...
Scleroderma-like cutaneous lesions have been found in many pathological conditions and they the clinical appearance of sclerotic or scleroatrophic lesions. Affected skin biopsies described histopathological changes similar to those scleroderma located strictly on systemic sclerosis. These can be inflammatory diseases with autoimmune substrate (generalized morphea, chronic graft versus host dise...
Multiple sclerosis affects every part of the neuraxis and has replaced syphilis as the great mimicker in neurology. In this article, the author describes the entire spectrum of multiple sclerosis signs and symptoms, focal and diffuse brain lesions, look-alike diseases, the overactive immune response, the complex pathology of demyelination, death and dysfunction of oligodendroglia and neurons, M...
Cortical lesions are prevalent in multiple sclerosis but are poorly detected using MRI. The double inversion recovery (DIR) sequence is increasingly used to explore the clinical relevance of cortical demyelination. Here we evaluate the agreement between imaging sequences at 3 Tesla (T) and 7T for the presence and appearance of individual multiple sclerosis cortical lesions. Eleven patients with...
Macroscopic sampling of multiple sclerosis lesions in the brain tends to find chronic lesions. For a better understanding of the dynamics of the multiple sclerosis disease process, research into new and developing lesions is of great interest. As MRI in vivo effectively demonstrates lesions in multiple sclerosis patients, we have applied it to unfixed post-mortem brain slices to identify abnorm...
background: multiple sclerosis (ms) is a chronic inflammatory demyelinating and neurodegenerative disease of central nervous system with unknown causes. etiology of ms involves both genetic and environment factors. the interleukin 7 receptor (il7r) gene is a promising candidate for ms, because its involvement in the autoimmunity, regulation of the t-cell homeostasis...
Background and purpose: Fingolimod, is one of the first oral disease-modifying treatments (DMT) that has shown efficacy in advanced clinical trials for the treatment of multiple sclerosis (MS). The present study examined the one-year effectiveness and side effects of fingolimod. Materials and methods: In this quasi-experimental study, 26 MS patients attending Kermanshah Imam Reza Hospital wer...
Balò's concentric sclerosis (BCS) is a rare primary demyelinating disease of central nervous system (CNS) and is considered to be a variant of multiple sclerosis (MS). It is characterized by a severe, rapidly evolving course with CNS lesions consisting of concentric rings of demyelination alternating with myelination in the white matter. We report a patient with BCS from mainland China diagnose...
Data from two serial studies comparing the MRI activity of two groups of 11 patients, one with early relapsing-remitting (mean disease duration 3.5 years), the other benign (mean disease duration 22 years) multiple sclerosis are presented. Those with benign disease developed fewer new or enlarging lesions, and such lesions that occurred had a lower incidence of gadolinium enhancement, a marker ...
abstract background: a tumefactive lesion of central nervous system (cns) is defined as a mass-like lesion with a size greater than 2 cm in brain (magnetic resonance imaging) mri. neuroimaging may help to distinguish the nature of a tumefactive lesion and therefore can prevent an unnecessary brain biopsy. method: in this paper, we have emphasized on determining the nature of a cns tumefactive l...
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