Maria Ester Pizarro

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RATIONALE Implementation of intervention strategies to prevent lung damage in early cystic fibrosis (CF) requires objective outcome measures that capture and track lung disease. OBJECTIVES To define the utility of the Lung Clearance Index (LCI), measured by multiple breath washout, as a means to track disease progression in preschool children with CF. (More)
INTRODUCTION Pleural empyema (PE) is a serious complication of community-acquired pneumonia (CAP). OBJECTIVES To describe the clinical profile of hospitalized patients with PE in the pediatric ward of the Catholic University Hospital between 2000-2005. PATIENTS AND METHODS Retrospectively, all pediatric admission due to CAP and pleural effusion (86(More)
BACKGROUND Accurate estimates of multiple breath washout (MBW) outcomes require correct operation of the device, appropriate distraction of the subject to ensure they breathe in a manner representative of their relaxed tidal breathing pattern, and appropriate interpretation of the acquired data. Based on available recommendations for an acceptable MBW test,(More)
UNLABELLED Duplex pyeloureteral system (DPS) is common and it can be associated to others anomalies, as vesicoureteral reflux (VUR) in the lower moiety and ureterocele in the upper moiety. The VUR in a DPS can be primary or secondary. Assessment of parenchymal uptake is important. OBJECTIVE To determine the presence of renal damage (RD) in children with a(More)
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