Gastric emptying time and pondersity in preschool choldren

This study will assess and compare gastric emptying time recordedfrom obese and underweight to normal weight preschool children byultrasound examination to study the relation between the gastric emptyingtime and body size .The study was conducted on 60 children recruited from the outpatientclinic of pediatric Zagazig University Hospital, they were divided into 3groups according to their BMI.