Results: The most common age in the study was < 6 months old was 42.9%; The rate of male / female was 48.6% / 51.4%; Diagnosis of congenital heart disease: Atrial septal defect was 5.7%, ventricular septal defect was 45.7%, aortic duct was 12.4%, Pulmonary stenosis was 7.6%, tetralogy of Fallot was 17.1%, combination of many malformations was 11.4%; Nutritional status of pediatric patients: Normal was 45.7%, malnourished was 54.3%; Classification of malnutrition: Acute malnutrition was 15.2%, chronic malnutrition was 22.9% and progressive chronic malnutrition was 16.2%.