Patient Preparation We realize there are a large number and variety of diagnostic examinations available. To help prepare yourself for your exam we have created this list of patient preparations for the most common exams. Prior to your exam, please contact the facility where your exam is scheduled to confirm the preparation information. Our staff will answer any questions you might have. Click on a letter to locate an exam by name, or A B C D E F G H I J K L M N O P Q R S T U V W X Y Z