Patterns and trends in outpatient diagnostic imaging studies of the Brazilian public healthcare system, 2002–2014

The use of medical imaging examinations has been increasing in the developed world, mainly due to the increasing use of high-radiation dose procedures, such as computed tomography. Information on diagnostic imaging examination trend in developing countries is scarce. We evaluated the patterns and trends of diagnostic imaging among outpatients of the public healthcare system in Brazil for the period of 2002 to 2014. We collected the annual number...