Jimena Míguez

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Studies in multiple sclerosis (MS) suggest a trend of increasing disease prevalence and incidence, and especially, a disproportional increase in the incidence of multiple sclerosis in women. The objective of this study was to evaluate the incidence of MS over 22 years and to determine the ratio in incidence of men to women in a health maintenance(More)
INTRODUCTION The aim of this study was to compare brain atrophy in radiologically isolated syndrome (RIS), in clinically isolated syndrome (CIS), and in individuals with subjective complaints (ISC). METHODS Patients with RIS were included prospectively during June 2009 to June 2012. CIS patients and ISC were used to compare the RIS sample. An automated(More)
Multiple sclerosis (MS) was always considered as a white matter inflammatory disease. Today, there is an important body of evidence that supports the hypothesis that gray matter involvement and the neurodegenerative mechanism are at least partially independent from inflammation. Gray matter atrophy develops faster than white matter atrophy, and predominates(More)
BACKGROUND Several predictors for treatment failure to interferon-beta (IFN-beta) have been proposed; however, brain atrophy has not been well studied. METHODS In this prospective and longitudinal study, all consecutive relapsing-remitting multiple sclerosis (RRMS) patients treated with sc IFN-beta-1a were included. Confirmed disability progression or a(More)
BACKGROUND Male sex is associated with worsening disability and a more rapid progression of multiple sclerosis (MS). This study analysed structural sex differences in magnetic resonance images of the brain, comparing women whose disease started before and after the menopause with a control group of men. METHODS This was a case control study in which(More)
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