English summary: Reviewing 571 records for malnutrition treatment at Nutrition ward in Pediatric hospital I revealed that: The major causes of malnutrition were poor maternal nutrition knowledge (68%) with 67.3% of the patients having late breastfeeding initiation after birth; 89.8% of the patients beeing weaned before 12 months old; 76.2% of the patients being bottle-fed before 4 months old; 71.1% having weaning foods with less than 4 food groups; and 92.2% having current diet poor in both quality and quantity.