Silvia Leiva Parra

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At the beginning of the 1980s, Chile pioneered the implementation in Latin America of structural reforms that fully or partially privatized pensions, health-care and social assistance systems. Implemented without prior social dialogue , these reforms – which subsequently influenced similar reforms in other countries of the region and elsewhere – led to(More)
BACKGROUND A large body of evidence supports a role of oxidative stress in Alzheimer disease (AD) and in cerebrovascular disease. Blood levels of homocysteine may be increased in AD and hyperhomocysteinemia may contribute to disease pathophysiology by vascular and direct neurotoxic mechanisms. Even in the absence of vitamin deficiency, plasma total(More)
A 27-year-old woman with bruxism suffered a spider bite (Loxosceles rufescens) on the left cheek that caused severe local cellulitis, facial palsy, and painful hyperesthesia over the two lower trigeminal nerve divisions. Facial but not trigeminal neuropathy improved, and she developed a labial dystonia that only corrected while pressing the right medial(More)
AIM To study the influence of prednisone dose during the first month after systemic lupus erythematosus (SLE) diagnosis (prednisone-1) on glucocorticoid burden during the subsequent 11 months (prednisone-2-12). METHODS 223 patients from the Registro Español de Lupus Eritematoso Sistémico inception cohort were studied. The cumulative dose of prednisone-1(More)
OBJECTIVES To investigate if HDL cholesterol (HDL-c) could be a biomarker of the degree of severity according to prognostic prediction scores in community-acquired pneumonia (CAP) or the development of clinical complications such as pleural effusion. METHODS We included in a retrospective study 107 patients admitted to the hospital that fulfilled(More)
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