Radiologyinfo.org is a web site designed to answer your questions related to the many radiologic procedures and therapies available to you and your family. This web site provides you with information whether you're preparing for a baseline mammogram, learning more about your child's x-ray, or researching radiation oncology procedures. Radiologyinfo.org also tells you how various x-ray, CT, MRI, ultrasound, radiation therapy and other procedures are performed.