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The aim of this study was to evaluate bone quality and nutritional status in children with congenital heart defects (CHDs) using quantitative ultrasound. A cross-sectional study was designed. A population-based sample of 75 children with CHD (age: 0–6yr) from the Department of Pediatric Cardiology at the National Cardiology Institute “Ignacio Chávez” was compared with 106 healthy children during 2009...