From Name: From Email: To Name: To Email: Optional Message: New decision rule identifies kids with minor head trauma who need CT from Medscape Medical News A new decision rule can identify children with minor head injury who need to undergo computed tomography, thereby reducing the number of scans and saving children from unnecessary exposure to ionizing radiation, according to a new study published in the Canadian Medical Association Journal. more 7701 Las Colinas Blvd., Ste. 800, Irving, TX 75063