Computed Tomography (CT) is a Iife saving tool for diagnosing Illness and injury in children (0 - 12 years). The use of computed tomography scan of the head, abdomenlpehris, chest or spine in children has increased were the last three decades [I]. Approximately 5 to 9 million CT examinations are performed annually on children in the United States 121. The increased use of CT in pediatrics, combined with variability in radiation doses, has resulted in many children receiving a high dose of rad...